Finding the Fourth Proportional to 1,053.56, 1,454.34 and 704.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.56 : 1,454.34 = 704.84 : x
2. Step 2: Convert to fraction form
   1,053.56/1,454.34 = 704.84/x
3. Step 3: Cross multiply
   1,053.56x = 1,454.34 × 704.84
4. Step 4: Simplify right side
   1,053.56x = 1,025,077.01
5. Step 5: Solve for x
   x = 1,025,077.01/1,053.56
6. Step 6: Final answer
   x = 972.97