Finding the Fourth Proportional to 85,348.89, 117,767.39 and 47,623.05

Step by Step Solution

1. Step 1: Write the proportion equation
   85,348.89 : 117,767.39 = 47,623.05 : x
2. Step 2: Convert to fraction form
   85,348.89/117,767.39 = 47,623.05/x
3. Step 3: Cross multiply
   85,348.89x = 117,767.39 × 47,623.05
4. Step 4: Simplify right side
   85,348.89x = 5,608,442,064.22
5. Step 5: Solve for x
   x = 5,608,442,064.22/85,348.89
6. Step 6: Final answer
   x = 65,711.95