Finding the Fourth Proportional to 820,667.33, 1,132,517.84 and 458,088.02

Step by Step Solution

1. Step 1: Write the proportion equation
   820,667.33 : 1,132,517.84 = 458,088.02 : x
2. Step 2: Convert to fraction form
   820,667.33/1,132,517.84 = 458,088.02/x
3. Step 3: Cross multiply
   820,667.33x = 1,132,517.84 × 458,088.02
4. Step 4: Simplify right side
   820,667.33x = 518,792,846,987.25
5. Step 5: Solve for x
   x = 518,792,846,987.25/820,667.33
6. Step 6: Final answer
   x = 632,159.75