Finding the Fourth Proportional to 14,820.50, 22,235.91 and 7,423.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,820.50 : 22,235.91 = 7,423.31 : x
2. Step 2: Convert to fraction form
   14,820.50/22,235.91 = 7,423.31/x
3. Step 3: Cross multiply
   14,820.50x = 22,235.91 × 7,423.31
4. Step 4: Simplify right side
   14,820.50x = 165,064,053.06
5. Step 5: Solve for x
   x = 165,064,053.06/14,820.50
6. Step 6: Final answer
   x = 11,137.55