Finding the Fourth Proportional to 2,486,521,469.81, 3,727,943,462.38 and 1,503,729,517.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486,521,469.81 : 3,727,943,462.38 = 1,503,729,517.61 : x
2. Step 2: Convert to fraction form
   2,486,521,469.81/3,727,943,462.38 = 1,503,729,517.61/x
3. Step 3: Cross multiply
   2,486,521,469.81x = 3,727,943,462.38 × 1,503,729,517.61
4. Step 4: Simplify right side
   2,486,521,469.81x = 5,605,818,624,339,632,128
5. Step 5: Solve for x
   x = 5,605,818,624,339,632,128/2,486,521,469.81
6. Step 6: Final answer
   x = 2,254,482,292.79