Finding the Fourth Proportional to 23,500.14, 32,430.24 and 12,889.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,500.14 : 32,430.24 = 12,889.86 : x
2. Step 2: Convert to fraction form
   23,500.14/32,430.24 = 12,889.86/x
3. Step 3: Cross multiply
   23,500.14x = 32,430.24 × 12,889.86
4. Step 4: Simplify right side
   23,500.14x = 418,021,253.37
5. Step 5: Solve for x
   x = 418,021,253.37/23,500.14
6. Step 6: Final answer
   x = 17,788.03