Finding the Fourth Proportional to 23,487.57, 32,412.69 and 12,877.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,487.57 : 32,412.69 = 12,877.38 : x
2. Step 2: Convert to fraction form
   23,487.57/32,412.69 = 12,877.38/x
3. Step 3: Cross multiply
   23,487.57x = 32,412.69 × 12,877.38
4. Step 4: Simplify right side
   23,487.57x = 417,390,525.95
5. Step 5: Solve for x
   x = 417,390,525.95/23,487.57
6. Step 6: Final answer
   x = 17,770.70