Finding the Fourth Proportional to 63,970.02, 88,315.92 and 42,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   63,970.02 : 88,315.92 = 42,488.82 : x
2. Step 2: Convert to fraction form
   63,970.02/88,315.92 = 42,488.82/x
3. Step 3: Cross multiply
   63,970.02x = 88,315.92 × 42,488.82
4. Step 4: Simplify right side
   63,970.02x = 3,752,439,228.01
5. Step 5: Solve for x
   x = 3,752,439,228.01/63,970.02
6. Step 6: Final answer
   x = 58,659.34