Finding the Fourth Proportional to 2,102.06, 3,151.25 and 1,061.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,102.06 : 3,151.25 = 1,061.19 : x
2. Step 2: Convert to fraction form
   2,102.06/3,151.25 = 1,061.19/x
3. Step 3: Cross multiply
   2,102.06x = 3,151.25 × 1,061.19
4. Step 4: Simplify right side
   2,102.06x = 3,344,074.99
5. Step 5: Solve for x
   x = 3,344,074.99/2,102.06
6. Step 6: Final answer
   x = 1,590.86