Finding the Fourth Proportional to 23,516.30, 32,452.50 and 12,905.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,516.30 : 32,452.50 = 12,905.94 : x
2. Step 2: Convert to fraction form
   23,516.30/32,452.50 = 12,905.94/x
3. Step 3: Cross multiply
   23,516.30x = 32,452.50 × 12,905.94
4. Step 4: Simplify right side
   23,516.30x = 418,830,017.85
5. Step 5: Solve for x
   x = 418,830,017.85/23,516.30
6. Step 6: Final answer
   x = 17,810.20