Finding the Fourth Proportional to 13,061.08, 18,024.42 and 7,092.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.08 : 18,024.42 = 7,092.80 : x
2. Step 2: Convert to fraction form
   13,061.08/18,024.42 = 7,092.80/x
3. Step 3: Cross multiply
   13,061.08x = 18,024.42 × 7,092.80
4. Step 4: Simplify right side
   13,061.08x = 127,843,606.18
5. Step 5: Solve for x
   x = 127,843,606.18/13,061.08
6. Step 6: Final answer
   x = 9,788.13