Finding the Fourth Proportional to 83,978.10, 115,888.77 and 46,251.54

Step by Step Solution

1. Step 1: Write the proportion equation
   83,978.10 : 115,888.77 = 46,251.54 : x
2. Step 2: Convert to fraction form
   83,978.10/115,888.77 = 46,251.54/x
3. Step 3: Cross multiply
   83,978.10x = 115,888.77 × 46,251.54
4. Step 4: Simplify right side
   83,978.10x = 5,360,034,081.21
5. Step 5: Solve for x
   x = 5,360,034,081.21/83,978.10
6. Step 6: Final answer
   x = 63,826.57