Finding the Fourth Proportional to 2,116.86, 3,170.79 and 1,703.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.86 : 3,170.79 = 1,703.76 : x
2. Step 2: Convert to fraction form
   2,116.86/3,170.79 = 1,703.76/x
3. Step 3: Cross multiply
   2,116.86x = 3,170.79 × 1,703.76
4. Step 4: Simplify right side
   2,116.86x = 5,402,265.17
5. Step 5: Solve for x
   x = 5,402,265.17/2,116.86
6. Step 6: Final answer
   x = 2,552.02