Finding the Fourth Proportional to 1,932.42, 2,663.17 and 1,372.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.42 : 2,663.17 = 1,372.91 : x
2. Step 2: Convert to fraction form
   1,932.42/2,663.17 = 1,372.91/x
3. Step 3: Cross multiply
   1,932.42x = 2,663.17 × 1,372.91
4. Step 4: Simplify right side
   1,932.42x = 3,656,292.72
5. Step 5: Solve for x
   x = 3,656,292.72/1,932.42
6. Step 6: Final answer
   x = 1,892.08