Finding the Fourth Proportional to 85,618.83, 118,151.31 and 47,376.07

Step by Step Solution

1. Step 1: Write the proportion equation
   85,618.83 : 118,151.31 = 47,376.07 : x
2. Step 2: Convert to fraction form
   85,618.83/118,151.31 = 47,376.07/x
3. Step 3: Cross multiply
   85,618.83x = 118,151.31 × 47,376.07
4. Step 4: Simplify right side
   85,618.83x = 5,597,544,733.15
5. Step 5: Solve for x
   x = 5,597,544,733.15/85,618.83
6. Step 6: Final answer
   x = 65,377.50