Finding the Fourth Proportional to 749,180.64, 1,123,536.71 and 250,428.00

Step by Step Solution

1. Step 1: Write the proportion equation
   749,180.64 : 1,123,536.71 = 250,428.00 : x
2. Step 2: Convert to fraction form
   749,180.64/1,123,536.71 = 250,428.00/x
3. Step 3: Cross multiply
   749,180.64x = 1,123,536.71 × 250,428.00
4. Step 4: Simplify right side
   749,180.64x = 281,365,045,594.20
5. Step 5: Solve for x
   x = 281,365,045,594.20/749,180.64
6. Step 6: Final answer
   x = 375,563.69