Finding the Fourth Proportional to 1,018,162.78, 1,404,982.66 and 588,470.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,162.78 : 1,404,982.66 = 588,470.74 : x
2. Step 2: Convert to fraction form
   1,018,162.78/1,404,982.66 = 588,470.74/x
3. Step 3: Cross multiply
   1,018,162.78x = 1,404,982.66 × 588,470.74
4. Step 4: Simplify right side
   1,018,162.78x = 826,791,175,650.10
5. Step 5: Solve for x
   x = 826,791,175,650.10/1,018,162.78
6. Step 6: Final answer
   x = 812,042.24