Finding the Fourth Proportional to 1,068.47, 1,473.20 and 695.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.47 : 1,473.20 = 695.31 : x
2. Step 2: Convert to fraction form
   1,068.47/1,473.20 = 695.31/x
3. Step 3: Cross multiply
   1,068.47x = 1,473.20 × 695.31
4. Step 4: Simplify right side
   1,068.47x = 1,024,330.69
5. Step 5: Solve for x
   x = 1,024,330.69/1,068.47
6. Step 6: Final answer
   x = 958.69