Finding the Fourth Proportional to 83,870.10, 115,738.20 and 46,144.26

Step by Step Solution

1. Step 1: Write the proportion equation
   83,870.10 : 115,738.20 = 46,144.26 : x
2. Step 2: Convert to fraction form
   83,870.10/115,738.20 = 46,144.26/x
3. Step 3: Cross multiply
   83,870.10x = 115,738.20 × 46,144.26
4. Step 4: Simplify right side
   83,870.10x = 5,340,653,592.73
5. Step 5: Solve for x
   x = 5,340,653,592.73/83,870.10
6. Step 6: Final answer
   x = 63,677.68