Finding the Fourth Proportional to 42,069.63, 63,086.03 and 15,755.92

Step by Step Solution

1. Step 1: Write the proportion equation
   42,069.63 : 63,086.03 = 15,755.92 : x
2. Step 2: Convert to fraction form
   42,069.63/63,086.03 = 15,755.92/x
3. Step 3: Cross multiply
   42,069.63x = 63,086.03 × 15,755.92
4. Step 4: Simplify right side
   42,069.63x = 993,978,441.80
5. Step 5: Solve for x
   x = 993,978,441.80/42,069.63
6. Step 6: Final answer
   x = 23,626.98