Finding the Fourth Proportional to 3,643,003.50, 5,464,767.72 and 1,399,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,003.50 : 5,464,767.72 = 1,399,141.50 : x
2. Step 2: Convert to fraction form
   3,643,003.50/5,464,767.72 = 1,399,141.50/x
3. Step 3: Cross multiply
   3,643,003.50x = 5,464,767.72 × 1,399,141.50
4. Step 4: Simplify right side
   3,643,003.50x = 7,645,983,304,912.38
5. Step 5: Solve for x
   x = 7,645,983,304,912.38/3,643,003.50
6. Step 6: Final answer
   x = 2,098,813.05