Finding the Fourth Proportional to 42,064.87, 63,078.83 and 15,751.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,064.87 : 63,078.83 = 15,751.16 : x
2. Step 2: Convert to fraction form
   42,064.87/63,078.83 = 15,751.16/x
3. Step 3: Cross multiply
   42,064.87x = 63,078.83 × 15,751.16
4. Step 4: Simplify right side
   42,064.87x = 993,564,743.94
5. Step 5: Solve for x
   x = 993,564,743.94/42,064.87
6. Step 6: Final answer
   x = 23,619.82