Finding the Fourth Proportional to 498,061.31, 746,832.56 and 178,089.84

Step by Step Solution

1. Step 1: Write the proportion equation
   498,061.31 : 746,832.56 = 178,089.84 : x
2. Step 2: Convert to fraction form
   498,061.31/746,832.56 = 178,089.84/x
3. Step 3: Cross multiply
   498,061.31x = 746,832.56 × 178,089.84
4. Step 4: Simplify right side
   498,061.31x = 133,003,290,226.74
5. Step 5: Solve for x
   x = 133,003,290,226.74/498,061.31
6. Step 6: Final answer
   x = 267,042.01