Finding the Fourth Proportional to 15,589,011.69, 23,382,990.50 and 5,491,370.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,589,011.69 : 23,382,990.50 = 5,491,370.25 : x
2. Step 2: Convert to fraction form
   15,589,011.69/23,382,990.50 = 5,491,370.25/x
3. Step 3: Cross multiply
   15,589,011.69x = 23,382,990.50 × 5,491,370.25
4. Step 4: Simplify right side
   15,589,011.69x = 128,404,658,360,275.78
5. Step 5: Solve for x
   x = 128,404,658,360,275.78/15,589,011.69
6. Step 6: Final answer
   x = 8,236,869.72