Finding the Fourth Proportional to 42,279.52, 63,363.30 and 22,515.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,279.52 : 63,363.30 = 22,515.52 : x
2. Step 2: Convert to fraction form
   42,279.52/63,363.30 = 22,515.52/x
3. Step 3: Cross multiply
   42,279.52x = 63,363.30 × 22,515.52
4. Step 4: Simplify right side
   42,279.52x = 1,426,657,648.42
5. Step 5: Solve for x
   x = 1,426,657,648.42/42,279.52
6. Step 6: Final answer
   x = 33,743.47