Finding the Fourth Proportional to 491,164,734.05, 736,383,892.72 and 297,032,990.41

Step by Step Solution

1. Step 1: Write the proportion equation
   491,164,734.05 : 736,383,892.72 = 297,032,990.41 : x
2. Step 2: Convert to fraction form
   491,164,734.05/736,383,892.72 = 297,032,990.41/x
3. Step 3: Cross multiply
   491,164,734.05x = 736,383,892.72 × 297,032,990.41
4. Step 4: Simplify right side
   491,164,734.05x = 218,730,309,745,387,808
5. Step 5: Solve for x
   x = 218,730,309,745,387,808/491,164,734.05
6. Step 6: Final answer
   x = 445,329,834.53