Finding the Fourth Proportional to 3,916,589.52, 5,404,878.72 and 2,197,705.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,916,589.52 : 5,404,878.72 = 2,197,705.80 : x
2. Step 2: Convert to fraction form
   3,916,589.52/5,404,878.72 = 2,197,705.80/x
3. Step 3: Cross multiply
   3,916,589.52x = 5,404,878.72 × 2,197,705.80
4. Step 4: Simplify right side
   3,916,589.52x = 11,878,333,311,240.57
5. Step 5: Solve for x
   x = 11,878,333,311,240.57/3,916,589.52
6. Step 6: Final answer
   x = 3,032,825.69