Finding the Fourth Proportional to 83,650.20, 115,386.55 and 49,636.27

Step by Step Solution

1. Step 1: Write the proportion equation
   83,650.20 : 115,386.55 = 49,636.27 : x
2. Step 2: Convert to fraction form
   83,650.20/115,386.55 = 49,636.27/x
3. Step 3: Cross multiply
   83,650.20x = 115,386.55 × 49,636.27
4. Step 4: Simplify right side
   83,650.20x = 5,727,357,950.17
5. Step 5: Solve for x
   x = 5,727,357,950.17/83,650.20
6. Step 6: Final answer
   x = 68,467.95