Finding the Fourth Proportional to 3,123.02, 4,308.72 and 2,061.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.02 : 4,308.72 = 2,061.32 : x
2. Step 2: Convert to fraction form
   3,123.02/4,308.72 = 2,061.32/x
3. Step 3: Cross multiply
   3,123.02x = 4,308.72 × 2,061.32
4. Step 4: Simplify right side
   3,123.02x = 8,881,629.17
5. Step 5: Solve for x
   x = 8,881,629.17/3,123.02
6. Step 6: Final answer
   x = 2,843.93