Finding the Fourth Proportional to 13,061.80, 18,025.29 and 7,093.45

Step by Step Solution

1. Step 1: Write the proportion equation
   13,061.80 : 18,025.29 = 7,093.45 : x
2. Step 2: Convert to fraction form
   13,061.80/18,025.29 = 7,093.45/x
3. Step 3: Cross multiply
   13,061.80x = 18,025.29 × 7,093.45
4. Step 4: Simplify right side
   13,061.80x = 127,861,493.35
5. Step 5: Solve for x
   x = 127,861,493.35/13,061.80
6. Step 6: Final answer
   x = 9,788.96