Finding the Fourth Proportional to 23,113.61, 31,896.76 and 12,503.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,113.61 : 31,896.76 = 12,503.22 : x
2. Step 2: Convert to fraction form
   23,113.61/31,896.76 = 12,503.22/x
3. Step 3: Cross multiply
   23,113.61x = 31,896.76 × 12,503.22
4. Step 4: Simplify right side
   23,113.61x = 398,812,176.31
5. Step 5: Solve for x
   x = 398,812,176.31/23,113.61
6. Step 6: Final answer
   x = 17,254.43