Finding the Fourth Proportional to 76,867.38, 106,081.73 and 42,411.94

Step by Step Solution

1. Step 1: Write the proportion equation
   76,867.38 : 106,081.73 = 42,411.94 : x
2. Step 2: Convert to fraction form
   76,867.38/106,081.73 = 42,411.94/x
3. Step 3: Cross multiply
   76,867.38x = 106,081.73 × 42,411.94
4. Step 4: Simplify right side
   76,867.38x = 4,499,131,702.65
5. Step 5: Solve for x
   x = 4,499,131,702.65/76,867.38
6. Step 6: Final answer
   x = 58,531.10