Finding the Fourth Proportional to 2,359,726,002.72, 3,539,759,067.36 and 905,703,426.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359,726,002.72 : 3,539,759,067.36 = 905,703,426.72 : x
2. Step 2: Convert to fraction form
   2,359,726,002.72/3,539,759,067.36 = 905,703,426.72/x
3. Step 3: Cross multiply
   2,359,726,002.72x = 3,539,759,067.36 × 905,703,426.72
4. Step 4: Simplify right side
   2,359,726,002.72x = 3,205,971,917,071,143,424
5. Step 5: Solve for x
   x = 3,205,971,917,071,143,424/2,359,726,002.72
6. Step 6: Final answer
   x = 1,358,620,413.29