Finding the Fourth Proportional to 12,992,830,834.56, 17,929,642,548.15 and 7,353,925,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,992,830,834.56 : 17,929,642,548.15 = 7,353,925,606.50 : x
2. Step 2: Convert to fraction form
   12,992,830,834.56/17,929,642,548.15 = 7,353,925,606.50/x
3. Step 3: Cross multiply
   12,992,830,834.56x = 17,929,642,548.15 × 7,353,925,606.50
4. Step 4: Simplify right side
   12,992,830,834.56x = 131,853,257,450,232,201,216
5. Step 5: Solve for x
   x = 131,853,257,450,232,201,216/12,992,830,834.56
6. Step 6: Final answer
   x = 10,148,154,711.56