Finding the Fourth Proportional to 482,920.32, 724,518.72 and 233,742.72

Step by Step Solution

1. Step 1: Write the proportion equation
   482,920.32 : 724,518.72 = 233,742.72 : x
2. Step 2: Convert to fraction form
   482,920.32/724,518.72 = 233,742.72/x
3. Step 3: Cross multiply
   482,920.32x = 724,518.72 × 233,742.72
4. Step 4: Simplify right side
   482,920.32x = 169,350,976,303.72
5. Step 5: Solve for x
   x = 169,350,976,303.72/482,920.32
6. Step 6: Final answer
   x = 350,680.99