Finding the Fourth Proportional to 81,934.74, 113,073.98 and 46,128.69

Step by Step Solution

1. Step 1: Write the proportion equation
   81,934.74 : 113,073.98 = 46,128.69 : x
2. Step 2: Convert to fraction form
   81,934.74/113,073.98 = 46,128.69/x
3. Step 3: Cross multiply
   81,934.74x = 113,073.98 × 46,128.69
4. Step 4: Simplify right side
   81,934.74x = 5,215,954,339.84
5. Step 5: Solve for x
   x = 5,215,954,339.84/81,934.74
6. Step 6: Final answer
   x = 63,659.86