Finding the Fourth Proportional to 2,412,319.57, 3,617,926.57 and 1,439,958.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412,319.57 : 3,617,926.57 = 1,439,958.31 : x
2. Step 2: Convert to fraction form
   2,412,319.57/3,617,926.57 = 1,439,958.31/x
3. Step 3: Cross multiply
   2,412,319.57x = 3,617,926.57 × 1,439,958.31
4. Step 4: Simplify right side
   2,412,319.57x = 5,209,663,429,441.30
5. Step 5: Solve for x
   x = 5,209,663,429,441.30/2,412,319.57
6. Step 6: Final answer
   x = 2,159,607.50