Finding the Fourth Proportional to 42,319.69, 63,485.69 and 22,587.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,319.69 : 63,485.69 = 22,587.48 : x
2. Step 2: Convert to fraction form
   42,319.69/63,485.69 = 22,587.48/x
3. Step 3: Cross multiply
   42,319.69x = 63,485.69 × 22,587.48
4. Step 4: Simplify right side
   42,319.69x = 1,433,981,753.16
5. Step 5: Solve for x
   x = 1,433,981,753.16/42,319.69
6. Step 6: Final answer
   x = 33,884.51