Finding the Fourth Proportional to 23,457.43, 32,370.62 and 13,385.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,457.43 : 32,370.62 = 13,385.69 : x
2. Step 2: Convert to fraction form
   23,457.43/32,370.62 = 13,385.69/x
3. Step 3: Cross multiply
   23,457.43x = 32,370.62 × 13,385.69
4. Step 4: Simplify right side
   23,457.43x = 433,303,084.43
5. Step 5: Solve for x
   x = 433,303,084.43/23,457.43
6. Step 6: Final answer
   x = 18,471.89