Finding the Fourth Proportional to 1,002,513.46, 1,383,340.70 and 572,821.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,513.46 : 1,383,340.70 = 572,821.42 : x
2. Step 2: Convert to fraction form
   1,002,513.46/1,383,340.70 = 572,821.42/x
3. Step 3: Cross multiply
   1,002,513.46x = 1,383,340.70 × 572,821.42
4. Step 4: Simplify right side
   1,002,513.46x = 792,407,184,117.79
5. Step 5: Solve for x
   x = 792,407,184,117.79/1,002,513.46
6. Step 6: Final answer
   x = 790,420.49