Finding the Fourth Proportional to 23,685.32, 32,685.70 and 13,074.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,685.32 : 32,685.70 = 13,074.92 : x
2. Step 2: Convert to fraction form
   23,685.32/32,685.70 = 13,074.92/x
3. Step 3: Cross multiply
   23,685.32x = 32,685.70 × 13,074.92
4. Step 4: Simplify right side
   23,685.32x = 427,362,912.64
5. Step 5: Solve for x
   x = 427,362,912.64/23,685.32
6. Step 6: Final answer
   x = 18,043.37