Finding the Fourth Proportional to 454,061.30, 626,604.60 and 250,111.59

Step by Step Solution

1. Step 1: Write the proportion equation
   454,061.30 : 626,604.60 = 250,111.59 : x
2. Step 2: Convert to fraction form
   454,061.30/626,604.60 = 250,111.59/x
3. Step 3: Cross multiply
   454,061.30x = 626,604.60 × 250,111.59
4. Step 4: Simplify right side
   454,061.30x = 156,721,072,807.31
5. Step 5: Solve for x
   x = 156,721,072,807.31/454,061.30
6. Step 6: Final answer
   x = 345,154.00