Finding the Fourth Proportional to 5,336,443.55, 7,364,240.87 and 2,888,991.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,336,443.55 : 7,364,240.87 = 2,888,991.83 : x
2. Step 2: Convert to fraction form
   5,336,443.55/7,364,240.87 = 2,888,991.83/x
3. Step 3: Cross multiply
   5,336,443.55x = 7,364,240.87 × 2,888,991.83
4. Step 4: Simplify right side
   5,336,443.55x = 21,275,231,656,315.93
5. Step 5: Solve for x
   x = 21,275,231,656,315.93/5,336,443.55
6. Step 6: Final answer
   x = 3,986,780.99