Finding the Fourth Proportional to 85,522.93, 118,016.55 and 47,280.18

Step by Step Solution

1. Step 1: Write the proportion equation
   85,522.93 : 118,016.55 = 47,280.18 : x
2. Step 2: Convert to fraction form
   85,522.93/118,016.55 = 47,280.18/x
3. Step 3: Cross multiply
   85,522.93x = 118,016.55 × 47,280.18
4. Step 4: Simplify right side
   85,522.93x = 5,579,843,726.98
5. Step 5: Solve for x
   x = 5,579,843,726.98/85,522.93
6. Step 6: Final answer
   x = 65,243.83