Finding the Fourth Proportional to 2,654.02, 3,980.76 and 706.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.02 : 3,980.76 = 706.42 : x
2. Step 2: Convert to fraction form
   2,654.02/3,980.76 = 706.42/x
3. Step 3: Cross multiply
   2,654.02x = 3,980.76 × 706.42
4. Step 4: Simplify right side
   2,654.02x = 2,812,088.48
5. Step 5: Solve for x
   x = 2,812,088.48/2,654.02
6. Step 6: Final answer
   x = 1,059.56