Finding the Fourth Proportional to 23,685.86, 32,686.30 and 13,075.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,685.86 : 32,686.30 = 13,075.48 : x
2. Step 2: Convert to fraction form
   23,685.86/32,686.30 = 13,075.48/x
3. Step 3: Cross multiply
   23,685.86x = 32,686.30 × 13,075.48
4. Step 4: Simplify right side
   23,685.86x = 427,389,061.92
5. Step 5: Solve for x
   x = 427,389,061.92/23,685.86
6. Step 6: Final answer
   x = 18,044.06