Finding the Fourth Proportional to 3,237,547, 4,467,697.78 and 1,787,211.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,237,547 : 4,467,697.78 = 1,787,211.31 : x
2. Step 2: Convert to fraction form
   3,237,547/4,467,697.78 = 1,787,211.31/x
3. Step 3: Cross multiply
   3,237,547x = 4,467,697.78 × 1,787,211.31
4. Step 4: Simplify right side
   3,237,547x = 7,984,720,002,077.89
5. Step 5: Solve for x
   x = 7,984,720,002,077.89/3,237,547
6. Step 6: Final answer
   x = 2,466,286.98