Finding the Fourth Proportional to 83,449.18, 115,164.48 and 47,650.69

Step by Step Solution

1. Step 1: Write the proportion equation
   83,449.18 : 115,164.48 = 47,650.69 : x
2. Step 2: Convert to fraction form
   83,449.18/115,164.48 = 47,650.69/x
3. Step 3: Cross multiply
   83,449.18x = 115,164.48 × 47,650.69
4. Step 4: Simplify right side
   83,449.18x = 5,487,666,935.49
5. Step 5: Solve for x
   x = 5,487,666,935.49/83,449.18
6. Step 6: Final answer
   x = 65,760.59