Finding the Fourth Proportional to 13,060.43, 18,023.48 and 7,092.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,060.43 : 18,023.48 = 7,092.12 : x
2. Step 2: Convert to fraction form
   13,060.43/18,023.48 = 7,092.12/x
3. Step 3: Cross multiply
   13,060.43x = 18,023.48 × 7,092.12
4. Step 4: Simplify right side
   13,060.43x = 127,824,647.52
5. Step 5: Solve for x
   x = 127,824,647.52/13,060.43
6. Step 6: Final answer
   x = 9,787.17