Finding the Fourth Proportional to 983.55, 1,473.59 and 925.02

Step by Step Solution

1. Step 1: Write the proportion equation
   983.55 : 1,473.59 = 925.02 : x
2. Step 2: Convert to fraction form
   983.55/1,473.59 = 925.02/x
3. Step 3: Cross multiply
   983.55x = 1,473.59 × 925.02
4. Step 4: Simplify right side
   983.55x = 1,363,100.29
5. Step 5: Solve for x
   x = 1,363,100.29/983.55
6. Step 6: Final answer
   x = 1,385.90