Finding the Fourth Proportional to 1,786,081.60, 2,464,749.60 and 1,022,086.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786,081.60 : 2,464,749.60 = 1,022,086.24 : x
2. Step 2: Convert to fraction form
   1,786,081.60/2,464,749.60 = 1,022,086.24/x
3. Step 3: Cross multiply
   1,786,081.60x = 2,464,749.60 × 1,022,086.24
4. Step 4: Simplify right side
   1,786,081.60x = 2,519,186,651,205.50
5. Step 5: Solve for x
   x = 2,519,186,651,205.50/1,786,081.60
6. Step 6: Final answer
   x = 1,410,454.40