Finding the Fourth Proportional to 2,592,968.15, 3,578,353.32 and 1,431,411.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592,968.15 : 3,578,353.32 = 1,431,411.65 : x
2. Step 2: Convert to fraction form
   2,592,968.15/3,578,353.32 = 1,431,411.65/x
3. Step 3: Cross multiply
   2,592,968.15x = 3,578,353.32 × 1,431,411.65
4. Step 4: Simplify right side
   2,592,968.15x = 5,122,096,630,064.18
5. Step 5: Solve for x
   x = 5,122,096,630,064.18/2,592,968.15
6. Step 6: Final answer
   x = 1,975,379.69