Finding the Fourth Proportional to 12,061.22, 16,652.61 and 7,530.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,061.22 : 16,652.61 = 7,530.81 : x
2. Step 2: Convert to fraction form
   12,061.22/16,652.61 = 7,530.81/x
3. Step 3: Cross multiply
   12,061.22x = 16,652.61 × 7,530.81
4. Step 4: Simplify right side
   12,061.22x = 125,407,641.91
5. Step 5: Solve for x
   x = 125,407,641.91/12,061.22
6. Step 6: Final answer
   x = 10,397.59