Finding the Fourth Proportional to 3,940,482.27, 5,437,796.72 and 2,221,603.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,940,482.27 : 5,437,796.72 = 2,221,603.95 : x
2. Step 2: Convert to fraction form
   3,940,482.27/5,437,796.72 = 2,221,603.95/x
3. Step 3: Cross multiply
   3,940,482.27x = 5,437,796.72 × 2,221,603.95
4. Step 4: Simplify right side
   3,940,482.27x = 12,080,630,661,341.03
5. Step 5: Solve for x
   x = 12,080,630,661,341.03/3,940,482.27
6. Step 6: Final answer
   x = 3,065,774.65