Finding the Fourth Proportional to 2,987,196.08, 4,479,319.56 and 1,303,571.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,987,196.08 : 4,479,319.56 = 1,303,571.12 : x
2. Step 2: Convert to fraction form
   2,987,196.08/4,479,319.56 = 1,303,571.12/x
3. Step 3: Cross multiply
   2,987,196.08x = 4,479,319.56 × 1,303,571.12
4. Step 4: Simplify right side
   2,987,196.08x = 5,839,111,615,667.11
5. Step 5: Solve for x
   x = 5,839,111,615,667.11/2,987,196.08
6. Step 6: Final answer
   x = 1,954,713.20