Finding the Fourth Proportional to 23,697.39, 32,701.95 and 13,086.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,697.39 : 32,701.95 = 13,086.78 : x
2. Step 2: Convert to fraction form
   23,697.39/32,701.95 = 13,086.78/x
3. Step 3: Cross multiply
   23,697.39x = 32,701.95 × 13,086.78
4. Step 4: Simplify right side
   23,697.39x = 427,963,225.22
5. Step 5: Solve for x
   x = 427,963,225.22/23,697.39
6. Step 6: Final answer
   x = 18,059.51