Finding the Fourth Proportional to 3,989,410.18, 5,984,956.05 and 1,293,525.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,989,410.18 : 5,984,956.05 = 1,293,525.25 : x
2. Step 2: Convert to fraction form
   3,989,410.18/5,984,956.05 = 1,293,525.25/x
3. Step 3: Cross multiply
   3,989,410.18x = 5,984,956.05 × 1,293,525.25
4. Step 4: Simplify right side
   3,989,410.18x = 7,741,691,751,002.15
5. Step 5: Solve for x
   x = 7,741,691,751,002.15/3,989,410.18
6. Step 6: Final answer
   x = 1,940,560.49