Finding the Fourth Proportional to 23,523.12, 32,462.52 and 12,913.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,523.12 : 32,462.52 = 12,913.32 : x
2. Step 2: Convert to fraction form
   23,523.12/32,462.52 = 12,913.32/x
3. Step 3: Cross multiply
   23,523.12x = 32,462.52 × 12,913.32
4. Step 4: Simplify right side
   23,523.12x = 419,198,908.77
5. Step 5: Solve for x
   x = 419,198,908.77/23,523.12
6. Step 6: Final answer
   x = 17,820.72