Finding the Fourth Proportional to 1,401,290.28, 2,101,612.83 and 548,382.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,290.28 : 2,101,612.83 = 548,382.15 : x
2. Step 2: Convert to fraction form
   1,401,290.28/2,101,612.83 = 548,382.15/x
3. Step 3: Cross multiply
   1,401,290.28x = 2,101,612.83 × 548,382.15
4. Step 4: Simplify right side
   1,401,290.28x = 1,152,486,962,182.98
5. Step 5: Solve for x
   x = 1,152,486,962,182.98/1,401,290.28
6. Step 6: Final answer
   x = 822,446.98