Finding the Fourth Proportional to 1,662,550.88, 2,493,051.24 and 863,618

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,550.88 : 2,493,051.24 = 863,618 : x
2. Step 2: Convert to fraction form
   1,662,550.88/2,493,051.24 = 863,618/x
3. Step 3: Cross multiply
   1,662,550.88x = 2,493,051.24 × 863,618
4. Step 4: Simplify right side
   1,662,550.88x = 2,153,043,925,786.32
5. Step 5: Solve for x
   x = 2,153,043,925,786.32/1,662,550.88
6. Step 6: Final answer
   x = 1,295,024.38