Finding the Fourth Proportional to 1,200.46, 1,799.16 and 925.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.46 : 1,799.16 = 925.98 : x
2. Step 2: Convert to fraction form
   1,200.46/1,799.16 = 925.98/x
3. Step 3: Cross multiply
   1,200.46x = 1,799.16 × 925.98
4. Step 4: Simplify right side
   1,200.46x = 1,665,983.86
5. Step 5: Solve for x
   x = 1,665,983.86/1,200.46
6. Step 6: Final answer
   x = 1,387.79