Finding the Fourth Proportional to 23,577, 32,535.42 and 12,966

Step by Step Solution

1. Step 1: Write the proportion equation
   23,577 : 32,535.42 = 12,966 : x
2. Step 2: Convert to fraction form
   23,577/32,535.42 = 12,966/x
3. Step 3: Cross multiply
   23,577x = 32,535.42 × 12,966
4. Step 4: Simplify right side
   23,577x = 421,854,255.72
5. Step 5: Solve for x
   x = 421,854,255.72/23,577
6. Step 6: Final answer
   x = 17,892.62