Finding the Fourth Proportional to 8,216,156.43, 12,325,356.16 and 3,422,724.68

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216,156.43 : 12,325,356.16 = 3,422,724.68 : x
2. Step 2: Convert to fraction form
   8,216,156.43/12,325,356.16 = 3,422,724.68/x
3. Step 3: Cross multiply
   8,216,156.43x = 12,325,356.16 × 3,422,724.68
4. Step 4: Simplify right side
   8,216,156.43x = 42,186,300,740,878.61
5. Step 5: Solve for x
   x = 42,186,300,740,878.61/8,216,156.43
6. Step 6: Final answer
   x = 5,134,554.23