Finding the Fourth Proportional to 23,310.69, 32,168.34 and 12,700.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,310.69 : 32,168.34 = 12,700.40 : x
2. Step 2: Convert to fraction form
   23,310.69/32,168.34 = 12,700.40/x
3. Step 3: Cross multiply
   23,310.69x = 32,168.34 × 12,700.40
4. Step 4: Simplify right side
   23,310.69x = 408,550,624.49
5. Step 5: Solve for x
   x = 408,550,624.49/23,310.69
6. Step 6: Final answer
   x = 17,526.32