Finding the Fourth Proportional to 2,164.98, 3,248.45 and 932.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.98 : 3,248.45 = 932.72 : x
2. Step 2: Convert to fraction form
   2,164.98/3,248.45 = 932.72/x
3. Step 3: Cross multiply
   2,164.98x = 3,248.45 × 932.72
4. Step 4: Simplify right side
   2,164.98x = 3,029,882.12
5. Step 5: Solve for x
   x = 3,029,882.12/2,164.98
6. Step 6: Final answer
   x = 1,399.50