Finding the Fourth Proportional to 85,216.52, 117,599.24 and 49,427.69

Step by Step Solution

1. Step 1: Write the proportion equation
   85,216.52 : 117,599.24 = 49,427.69 : x
2. Step 2: Convert to fraction form
   85,216.52/117,599.24 = 49,427.69/x
3. Step 3: Cross multiply
   85,216.52x = 117,599.24 × 49,427.69
4. Step 4: Simplify right side
   85,216.52x = 5,812,658,314.53
5. Step 5: Solve for x
   x = 5,812,658,314.53/85,216.52
6. Step 6: Final answer
   x = 68,210.46