Finding the Fourth Proportional to 76,167.61, 105,078.72 and 45,935.74

Step by Step Solution

1. Step 1: Write the proportion equation
   76,167.61 : 105,078.72 = 45,935.74 : x
2. Step 2: Convert to fraction form
   76,167.61/105,078.72 = 45,935.74/x
3. Step 3: Cross multiply
   76,167.61x = 105,078.72 × 45,935.74
4. Step 4: Simplify right side
   76,167.61x = 4,826,868,761.45
5. Step 5: Solve for x
   x = 4,826,868,761.45/76,167.61
6. Step 6: Final answer
   x = 63,371.67