Finding the Fourth Proportional to 12,360.32, 17,060.05 and 9,666.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,360.32 : 17,060.05 = 9,666.22 : x
2. Step 2: Convert to fraction form
   12,360.32/17,060.05 = 9,666.22/x
3. Step 3: Cross multiply
   12,360.32x = 17,060.05 × 9,666.22
4. Step 4: Simplify right side
   12,360.32x = 164,906,196.51
5. Step 5: Solve for x
   x = 164,906,196.51/12,360.32
6. Step 6: Final answer
   x = 13,341.58