Finding the Fourth Proportional to 1,018,160.49, 1,404,979.53 and 588,468.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,160.49 : 1,404,979.53 = 588,468.45 : x
2. Step 2: Convert to fraction form
   1,018,160.49/1,404,979.53 = 588,468.45/x
3. Step 3: Cross multiply
   1,018,160.49x = 1,404,979.53 × 588,468.45
4. Step 4: Simplify right side
   1,018,160.49x = 826,786,126,300.83
5. Step 5: Solve for x
   x = 826,786,126,300.83/1,018,160.49
6. Step 6: Final answer
   x = 812,039.10