Finding the Fourth Proportional to 23,097.87, 31,875.05 and 12,487.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,097.87 : 31,875.05 = 12,487.50 : x
2. Step 2: Convert to fraction form
   23,097.87/31,875.05 = 12,487.50/x
3. Step 3: Cross multiply
   23,097.87x = 31,875.05 × 12,487.50
4. Step 4: Simplify right side
   23,097.87x = 398,039,686.88
5. Step 5: Solve for x
   x = 398,039,686.88/23,097.87
6. Step 6: Final answer
   x = 17,232.74