Finding the Fourth Proportional to 23,538, 32,485.32 and 13,602

Step by Step Solution

1. Step 1: Write the proportion equation
   23,538 : 32,485.32 = 13,602 : x
2. Step 2: Convert to fraction form
   23,538/32,485.32 = 13,602/x
3. Step 3: Cross multiply
   23,538x = 32,485.32 × 13,602
4. Step 4: Simplify right side
   23,538x = 441,865,322.64
5. Step 5: Solve for x
   x = 441,865,322.64/23,538
6. Step 6: Final answer
   x = 18,772.42