Finding the Fourth Proportional to 2,221,592.50, 3,332,399.69 and 538,696

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221,592.50 : 3,332,399.69 = 538,696 : x
2. Step 2: Convert to fraction form
   2,221,592.50/3,332,399.69 = 538,696/x
3. Step 3: Cross multiply
   2,221,592.50x = 3,332,399.69 × 538,696
4. Step 4: Simplify right side
   2,221,592.50x = 1,795,150,383,404.24
5. Step 5: Solve for x
   x = 1,795,150,383,404.24/2,221,592.50
6. Step 6: Final answer
   x = 808,046.65