Finding the Fourth Proportional to 5,118,792.77, 7,067,128.91 and 3,259,257.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,118,792.77 : 7,067,128.91 = 3,259,257.75 : x
2. Step 2: Convert to fraction form
   5,118,792.77/7,067,128.91 = 3,259,257.75/x
3. Step 3: Cross multiply
   5,118,792.77x = 7,067,128.91 × 3,259,257.75
4. Step 4: Simplify right side
   5,118,792.77x = 23,033,594,653,870.27
5. Step 5: Solve for x
   x = 23,033,594,653,870.27/5,118,792.77
6. Step 6: Final answer
   x = 4,499,809.95