Finding the Fourth Proportional to 173,642.67, 260,469.47 and 59,789.27

Step by Step Solution

1. Step 1: Write the proportion equation
   173,642.67 : 260,469.47 = 59,789.27 : x
2. Step 2: Convert to fraction form
   173,642.67/260,469.47 = 59,789.27/x
3. Step 3: Cross multiply
   173,642.67x = 260,469.47 × 59,789.27
4. Step 4: Simplify right side
   173,642.67x = 15,573,280,269.23
5. Step 5: Solve for x
   x = 15,573,280,269.23/173,642.67
6. Step 6: Final answer
   x = 89,685.79