Finding the Fourth Proportional to 83,826.53, 115,678.30 and 46,100.78

Step by Step Solution

1. Step 1: Write the proportion equation
   83,826.53 : 115,678.30 = 46,100.78 : x
2. Step 2: Convert to fraction form
   83,826.53/115,678.30 = 46,100.78/x
3. Step 3: Cross multiply
   83,826.53x = 115,678.30 × 46,100.78
4. Step 4: Simplify right side
   83,826.53x = 5,332,859,859.07
5. Step 5: Solve for x
   x = 5,332,859,859.07/83,826.53
6. Step 6: Final answer
   x = 63,617.81