Finding the Fourth Proportional to 83,647.77, 115,426.24 and 49,650.45

Step by Step Solution

1. Step 1: Write the proportion equation
   83,647.77 : 115,426.24 = 49,650.45 : x
2. Step 2: Convert to fraction form
   83,647.77/115,426.24 = 49,650.45/x
3. Step 3: Cross multiply
   83,647.77x = 115,426.24 × 49,650.45
4. Step 4: Simplify right side
   83,647.77x = 5,730,964,757.81
5. Step 5: Solve for x
   x = 5,730,964,757.81/83,647.77
6. Step 6: Final answer
   x = 68,513.06