Finding the Fourth Proportional to 1,917,797.59, 2,647,555.72 and 1,400,971.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917,797.59 : 2,647,555.72 = 1,400,971.15 : x
2. Step 2: Convert to fraction form
   1,917,797.59/2,647,555.72 = 1,400,971.15/x
3. Step 3: Cross multiply
   1,917,797.59x = 2,647,555.72 × 1,400,971.15
4. Step 4: Simplify right side
   1,917,797.59x = 3,709,149,181,737.48
5. Step 5: Solve for x
   x = 3,709,149,181,737.48/1,917,797.59
6. Step 6: Final answer
   x = 1,934,067.08