Finding the Fourth Proportional to 1,059.32, 1,460.76 and 710.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.32 : 1,460.76 = 710.48 : x
2. Step 2: Convert to fraction form
   1,059.32/1,460.76 = 710.48/x
3. Step 3: Cross multiply
   1,059.32x = 1,460.76 × 710.48
4. Step 4: Simplify right side
   1,059.32x = 1,037,840.76
5. Step 5: Solve for x
   x = 1,037,840.76/1,059.32
6. Step 6: Final answer
   x = 979.72