Finding the Fourth Proportional to 1,018.32, 1,526.67 and 470.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018.32 : 1,526.67 = 470.22 : x
2. Step 2: Convert to fraction form
   1,018.32/1,526.67 = 470.22/x
3. Step 3: Cross multiply
   1,018.32x = 1,526.67 × 470.22
4. Step 4: Simplify right side
   1,018.32x = 717,870.77
5. Step 5: Solve for x
   x = 717,870.77/1,018.32
6. Step 6: Final answer
   x = 704.96