Finding the Fourth Proportional to 8,284,128.48, 11,422,315.31 and 5,671,899.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,284,128.48 : 11,422,315.31 = 5,671,899.27 : x
2. Step 2: Convert to fraction form
   8,284,128.48/11,422,315.31 = 5,671,899.27/x
3. Step 3: Cross multiply
   8,284,128.48x = 11,422,315.31 × 5,671,899.27
4. Step 4: Simplify right side
   8,284,128.48x = 64,786,221,840,139.32
5. Step 5: Solve for x
   x = 64,786,221,840,139.32/8,284,128.48
6. Step 6: Final answer
   x = 7,820,523.55