Finding the Fourth Proportional to 22,498.02, 31,047.12 and 12,427.11

Step by Step Solution

1. Step 1: Write the proportion equation
   22,498.02 : 31,047.12 = 12,427.11 : x
2. Step 2: Convert to fraction form
   22,498.02/31,047.12 = 12,427.11/x
3. Step 3: Cross multiply
   22,498.02x = 31,047.12 × 12,427.11
4. Step 4: Simplify right side
   22,498.02x = 385,825,975.42
5. Step 5: Solve for x
   x = 385,825,975.42/22,498.02
6. Step 6: Final answer
   x = 17,149.33