Finding the Fourth Proportional to 23,561.47, 32,515.05 and 12,951.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,561.47 : 32,515.05 = 12,951.42 : x
2. Step 2: Convert to fraction form
   23,561.47/32,515.05 = 12,951.42/x
3. Step 3: Cross multiply
   23,561.47x = 32,515.05 × 12,951.42
4. Step 4: Simplify right side
   23,561.47x = 421,116,068.87
5. Step 5: Solve for x
   x = 421,116,068.87/23,561.47
6. Step 6: Final answer
   x = 17,873.08