Finding the Fourth Proportional to 1,962.60, 2,707.94 and 1,123.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962.60 : 2,707.94 = 1,123.16 : x
2. Step 2: Convert to fraction form
   1,962.60/2,707.94 = 1,123.16/x
3. Step 3: Cross multiply
   1,962.60x = 2,707.94 × 1,123.16
4. Step 4: Simplify right side
   1,962.60x = 3,041,449.89
5. Step 5: Solve for x
   x = 3,041,449.89/1,962.60
6. Step 6: Final answer
   x = 1,549.70