Finding the Fourth Proportional to 85,499.69, 117,989.32 and 47,773.97

Step by Step Solution

1. Step 1: Write the proportion equation
   85,499.69 : 117,989.32 = 47,773.97 : x
2. Step 2: Convert to fraction form
   85,499.69/117,989.32 = 47,773.97/x
3. Step 3: Cross multiply
   85,499.69x = 117,989.32 × 47,773.97
4. Step 4: Simplify right side
   85,499.69x = 5,636,818,234.00
5. Step 5: Solve for x
   x = 5,636,818,234.00/85,499.69
6. Step 6: Final answer
   x = 65,927.94