Finding the Fourth Proportional to 1,970,499.57, 2,719,287.90 and 1,065,081.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,499.57 : 2,719,287.90 = 1,065,081.57 : x
2. Step 2: Convert to fraction form
   1,970,499.57/2,719,287.90 = 1,065,081.57/x
3. Step 3: Cross multiply
   1,970,499.57x = 2,719,287.90 × 1,065,081.57
4. Step 4: Simplify right side
   1,970,499.57x = 2,896,263,425,814.00
5. Step 5: Solve for x
   x = 2,896,263,425,814.00/1,970,499.57
6. Step 6: Final answer
   x = 1,469,811.75