Finding the Fourth Proportional to 23,316.50, 32,176.77 and 12,706.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,316.50 : 32,176.77 = 12,706.13 : x
2. Step 2: Convert to fraction form
   23,316.50/32,176.77 = 12,706.13/x
3. Step 3: Cross multiply
   23,316.50x = 32,176.77 × 12,706.13
4. Step 4: Simplify right side
   23,316.50x = 408,842,061.72
5. Step 5: Solve for x
   x = 408,842,061.72/23,316.50
6. Step 6: Final answer
   x = 17,534.46