Finding the Fourth Proportional to 2,654.30, 3,981.34 and 706.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.30 : 3,981.34 = 706.51 : x
2. Step 2: Convert to fraction form
   2,654.30/3,981.34 = 706.51/x
3. Step 3: Cross multiply
   2,654.30x = 3,981.34 × 706.51
4. Step 4: Simplify right side
   2,654.30x = 2,812,862.38
5. Step 5: Solve for x
   x = 2,812,862.38/2,654.30
6. Step 6: Final answer
   x = 1,059.74