Finding the Fourth Proportional to 2,064.12, 3,110.34 and 1,706.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.12 : 3,110.34 = 1,706.91 : x
2. Step 2: Convert to fraction form
   2,064.12/3,110.34 = 1,706.91/x
3. Step 3: Cross multiply
   2,064.12x = 3,110.34 × 1,706.91
4. Step 4: Simplify right side
   2,064.12x = 5,309,070.45
5. Step 5: Solve for x
   x = 5,309,070.45/2,064.12
6. Step 6: Final answer
   x = 2,572.07