Finding the Fourth Proportional to 1,116,531,749.35, 1,674,979,550.31 and 329,664,943.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,531,749.35 : 1,674,979,550.31 = 329,664,943.61 : x
2. Step 2: Convert to fraction form
   1,116,531,749.35/1,674,979,550.31 = 329,664,943.61/x
3. Step 3: Cross multiply
   1,116,531,749.35x = 1,674,979,550.31 × 329,664,943.61
4. Step 4: Simplify right side
   1,116,531,749.35x = 552,182,039,000,008,320
5. Step 5: Solve for x
   x = 552,182,039,000,008,320/1,116,531,749.35
6. Step 6: Final answer
   x = 494,551,130.61