Finding the Fourth Proportional to 22,473.18, 31,013.22 and 12,402.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,473.18 : 31,013.22 = 12,402.00 : x
2. Step 2: Convert to fraction form
   22,473.18/31,013.22 = 12,402.00/x
3. Step 3: Cross multiply
   22,473.18x = 31,013.22 × 12,402.00
4. Step 4: Simplify right side
   22,473.18x = 384,625,799.37
5. Step 5: Solve for x
   x = 384,625,799.37/22,473.18
6. Step 6: Final answer
   x = 17,114.88