Finding the Fourth Proportional to 12,665.40, 19,002.12 and 6,092.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,665.40 : 19,002.12 = 6,092.04 : x
2. Step 2: Convert to fraction form
   12,665.40/19,002.12 = 6,092.04/x
3. Step 3: Cross multiply
   12,665.40x = 19,002.12 × 6,092.04
4. Step 4: Simplify right side
   12,665.40x = 115,761,675.12
5. Step 5: Solve for x
   x = 115,761,675.12/12,665.40
6. Step 6: Final answer
   x = 9,139.99