Finding the Fourth Proportional to 2,665,373.64, 3,993,876 and 1,812,851.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,373.64 : 3,993,876 = 1,812,851.88 : x
2. Step 2: Convert to fraction form
   2,665,373.64/3,993,876 = 1,812,851.88/x
3. Step 3: Cross multiply
   2,665,373.64x = 3,993,876 × 1,812,851.88
4. Step 4: Simplify right side
   2,665,373.64x = 7,240,305,615,086.88
5. Step 5: Solve for x
   x = 7,240,305,615,086.88/2,665,373.64
6. Step 6: Final answer
   x = 2,716,431.76