Finding the Fourth Proportional to 74,826.38, 103,261 and 40,835.12

Step by Step Solution

1. Step 1: Write the proportion equation
   74,826.38 : 103,261 = 40,835.12 : x
2. Step 2: Convert to fraction form
   74,826.38/103,261 = 40,835.12/x
3. Step 3: Cross multiply
   74,826.38x = 103,261 × 40,835.12
4. Step 4: Simplify right side
   74,826.38x = 4,216,675,326.32
5. Step 5: Solve for x
   x = 4,216,675,326.32/74,826.38
6. Step 6: Final answer
   x = 56,352.79