Finding the Fourth Proportional to 1,522.18, 2,100.63 and 932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.18 : 2,100.63 = 932.50 : x
2. Step 2: Convert to fraction form
   1,522.18/2,100.63 = 932.50/x
3. Step 3: Cross multiply
   1,522.18x = 2,100.63 × 932.50
4. Step 4: Simplify right side
   1,522.18x = 1,958,837.48
5. Step 5: Solve for x
   x = 1,958,837.48/1,522.18
6. Step 6: Final answer
   x = 1,286.86