Finding the Fourth Proportional to 2,143,962.56, 2,958,535.77 and 1,177,087.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,962.56 : 2,958,535.77 = 1,177,087.43 : x
2. Step 2: Convert to fraction form
   2,143,962.56/2,958,535.77 = 1,177,087.43/x
3. Step 3: Cross multiply
   2,143,962.56x = 2,958,535.77 × 1,177,087.43
4. Step 4: Simplify right side
   2,143,962.56x = 3,482,455,251,279.69
5. Step 5: Solve for x
   x = 3,482,455,251,279.69/2,143,962.56
6. Step 6: Final answer
   x = 1,624,307.87