Finding the Fourth Proportional to 45,686.80, 68,499 and 24,342.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,686.80 : 68,499 = 24,342.72 : x
2. Step 2: Convert to fraction form
   45,686.80/68,499 = 24,342.72/x
3. Step 3: Cross multiply
   45,686.80x = 68,499 × 24,342.72
4. Step 4: Simplify right side
   45,686.80x = 1,667,451,977.28
5. Step 5: Solve for x
   x = 1,667,451,977.28/45,686.80
6. Step 6: Final answer
   x = 36,497.46