Finding the Fourth Proportional to 2,053,618,417.97, 3,063,161,565.57 and 1,865,090,726.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053,618,417.97 : 3,063,161,565.57 = 1,865,090,726.43 : x
2. Step 2: Convert to fraction form
   2,053,618,417.97/3,063,161,565.57 = 1,865,090,726.43/x
3. Step 3: Cross multiply
   2,053,618,417.97x = 3,063,161,565.57 × 1,865,090,726.43
4. Step 4: Simplify right side
   2,053,618,417.97x = 5,713,074,229,501,408,256
5. Step 5: Solve for x
   x = 5,713,074,229,501,408,256/2,053,618,417.97
6. Step 6: Final answer
   x = 2,781,955,099.12