Finding the Fourth Proportional to 83,795.61, 115,675.22 and 49,815.10

Step by Step Solution

1. Step 1: Write the proportion equation
   83,795.61 : 115,675.22 = 49,815.10 : x
2. Step 2: Convert to fraction form
   83,795.61/115,675.22 = 49,815.10/x
3. Step 3: Cross multiply
   83,795.61x = 115,675.22 × 49,815.10
4. Step 4: Simplify right side
   83,795.61x = 5,762,372,238.10
5. Step 5: Solve for x
   x = 5,762,372,238.10/83,795.61
6. Step 6: Final answer
   x = 68,766.99