Finding the Fourth Proportional to 1,019.06, 1,527.39 and 470.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019.06 : 1,527.39 = 470.07 : x
2. Step 2: Convert to fraction form
   1,019.06/1,527.39 = 470.07/x
3. Step 3: Cross multiply
   1,019.06x = 1,527.39 × 470.07
4. Step 4: Simplify right side
   1,019.06x = 717,980.22
5. Step 5: Solve for x
   x = 717,980.22/1,019.06
6. Step 6: Final answer
   x = 704.55