Finding the Fourth Proportional to 3,111.06, 4,292.10 and 2,062.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.06 : 4,292.10 = 2,062.50 : x
2. Step 2: Convert to fraction form
   3,111.06/4,292.10 = 2,062.50/x
3. Step 3: Cross multiply
   3,111.06x = 4,292.10 × 2,062.50
4. Step 4: Simplify right side
   3,111.06x = 8,852,456.25
5. Step 5: Solve for x
   x = 8,852,456.25/3,111.06
6. Step 6: Final answer
   x = 2,845.48