Finding the Fourth Proportional to 42,388.50, 63,594.10 and 14,686.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,388.50 : 63,594.10 = 14,686.50 : x
2. Step 2: Convert to fraction form
   42,388.50/63,594.10 = 14,686.50/x
3. Step 3: Cross multiply
   42,388.50x = 63,594.10 × 14,686.50
4. Step 4: Simplify right side
   42,388.50x = 933,974,749.65
5. Step 5: Solve for x
   x = 933,974,749.65/42,388.50
6. Step 6: Final answer
   x = 22,033.68