Finding the Fourth Proportional to 23,541.50, 32,487.30 and 12,931.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,541.50 : 32,487.30 = 12,931.34 : x
2. Step 2: Convert to fraction form
   23,541.50/32,487.30 = 12,931.34/x
3. Step 3: Cross multiply
   23,541.50x = 32,487.30 × 12,931.34
4. Step 4: Simplify right side
   23,541.50x = 420,104,321.98
5. Step 5: Solve for x
   x = 420,104,321.98/23,541.50
6. Step 6: Final answer
   x = 17,845.27