Finding the Fourth Proportional to 1,250.16, 1,875.15 and 762.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.16 : 1,875.15 = 762.18 : x
2. Step 2: Convert to fraction form
   1,250.16/1,875.15 = 762.18/x
3. Step 3: Cross multiply
   1,250.16x = 1,875.15 × 762.18
4. Step 4: Simplify right side
   1,250.16x = 1,429,201.83
5. Step 5: Solve for x
   x = 1,429,201.83/1,250.16
6. Step 6: Final answer
   x = 1,143.22