Finding the Fourth Proportional to 22,457,362,919.31, 30,991,168,147.80 and 12,296,734,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,457,362,919.31 : 30,991,168,147.80 = 12,296,734,717.50 : x
2. Step 2: Convert to fraction form
   22,457,362,919.31/30,991,168,147.80 = 12,296,734,717.50/x
3. Step 3: Cross multiply
   22,457,362,919.31x = 30,991,168,147.80 × 12,296,734,717.50
4. Step 4: Simplify right side
   22,457,362,919.31x = 381,090,173,298,932,449,280
5. Step 5: Solve for x
   x = 381,090,173,298,932,449,280/22,457,362,919.31
6. Step 6: Final answer
   x = 16,969,497,917.82