Finding the Fourth Proportional to 1,065.12, 1,468.89 and 706.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.12 : 1,468.89 = 706.07 : x
2. Step 2: Convert to fraction form
   1,065.12/1,468.89 = 706.07/x
3. Step 3: Cross multiply
   1,065.12x = 1,468.89 × 706.07
4. Step 4: Simplify right side
   1,065.12x = 1,037,131.82
5. Step 5: Solve for x
   x = 1,037,131.82/1,065.12
6. Step 6: Final answer
   x = 973.72