Finding the Fourth Proportional to 1,250.74, 1,875.72 and 902.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.74 : 1,875.72 = 902.98 : x
2. Step 2: Convert to fraction form
   1,250.74/1,875.72 = 902.98/x
3. Step 3: Cross multiply
   1,250.74x = 1,875.72 × 902.98
4. Step 4: Simplify right side
   1,250.74x = 1,693,737.65
5. Step 5: Solve for x
   x = 1,693,737.65/1,250.74
6. Step 6: Final answer
   x = 1,354.19