Finding the Fourth Proportional to 99,892,278,131.94, 149,778,579,359.52 and 31,793,925,486.11

Step by Step Solution

1. Step 1: Write the proportion equation
   99,892,278,131.94 : 149,778,579,359.52 = 31,793,925,486.11 : x
2. Step 2: Convert to fraction form
   99,892,278,131.94/149,778,579,359.52 = 31,793,925,486.11/x
3. Step 3: Cross multiply
   99,892,278,131.94x = 149,778,579,359.52 × 31,793,925,486.11
4. Step 4: Simplify right side
   99,892,278,131.94x = 4,762,048,991,571,242,647,552
5. Step 5: Solve for x
   x = 4,762,048,991,571,242,647,552/99,892,278,131.94
6. Step 6: Final answer
   x = 47,671,842,915.44