Finding the Fourth Proportional to 1,064.32, 1,468.47 and 716.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.32 : 1,468.47 = 716.02 : x
2. Step 2: Convert to fraction form
   1,064.32/1,468.47 = 716.02/x
3. Step 3: Cross multiply
   1,064.32x = 1,468.47 × 716.02
4. Step 4: Simplify right side
   1,064.32x = 1,051,453.89
5. Step 5: Solve for x
   x = 1,051,453.89/1,064.32
6. Step 6: Final answer
   x = 987.91