Finding the Fourth Proportional to 10,708.89, 16,064.15 and 2,917.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,708.89 : 16,064.15 = 2,917.50 : x
2. Step 2: Convert to fraction form
   10,708.89/16,064.15 = 2,917.50/x
3. Step 3: Cross multiply
   10,708.89x = 16,064.15 × 2,917.50
4. Step 4: Simplify right side
   10,708.89x = 46,867,143.04
5. Step 5: Solve for x
   x = 46,867,143.04/10,708.89
6. Step 6: Final answer
   x = 4,376.47