Finding the Fourth Proportional to 13,061.12, 18,024.41 and 7,092.79

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.12 : 18,024.41 = 7,092.79 : x
2. Step 2: Convert to fraction form
   13,061.12/18,024.41 = 7,092.79/x
3. Step 3: Cross multiply
   13,061.12x = 18,024.41 × 7,092.79
4. Step 4: Simplify right side
   13,061.12x = 127,843,327.67
5. Step 5: Solve for x
   x = 127,843,327.67/13,061.12
6. Step 6: Final answer
   x = 9,788.09