Finding the Fourth Proportional to 2,070,899.97, 2,857,814.71 and 1,140,589.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070,899.97 : 2,857,814.71 = 1,140,589.86 : x
2. Step 2: Convert to fraction form
   2,070,899.97/2,857,814.71 = 1,140,589.86/x
3. Step 3: Cross multiply
   2,070,899.97x = 2,857,814.71 × 1,140,589.86
4. Step 4: Simplify right side
   2,070,899.97x = 3,259,594,462,451.76
5. Step 5: Solve for x
   x = 3,259,594,462,451.76/2,070,899.97
6. Step 6: Final answer
   x = 1,573,998.99