Finding the Fourth Proportional to 1,064.32, 1,468.72 and 592.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.32 : 1,468.72 = 592.21 : x
2. Step 2: Convert to fraction form
   1,064.32/1,468.72 = 592.21/x
3. Step 3: Cross multiply
   1,064.32x = 1,468.72 × 592.21
4. Step 4: Simplify right side
   1,064.32x = 869,793.25
5. Step 5: Solve for x
   x = 869,793.25/1,064.32
6. Step 6: Final answer
   x = 817.23