Finding the Fourth Proportional to 2,570,153.72, 3,546,833.12 and 1,424,253.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570,153.72 : 3,546,833.12 = 1,424,253.20 : x
2. Step 2: Convert to fraction form
   2,570,153.72/3,546,833.12 = 1,424,253.20/x
3. Step 3: Cross multiply
   2,570,153.72x = 3,546,833.12 × 1,424,253.20
4. Step 4: Simplify right side
   2,570,153.72x = 5,051,588,421,025.98
5. Step 5: Solve for x
   x = 5,051,588,421,025.98/2,570,153.72
6. Step 6: Final answer
   x = 1,965,481.05