Finding the Fourth Proportional to 1,037,638.50, 1,431,963 and 584,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,638.50 : 1,431,963 = 584,929.50 : x
2. Step 2: Convert to fraction form
   1,037,638.50/1,431,963 = 584,929.50/x
3. Step 3: Cross multiply
   1,037,638.50x = 1,431,963 × 584,929.50
4. Step 4: Simplify right side
   1,037,638.50x = 837,597,401,608.50
5. Step 5: Solve for x
   x = 837,597,401,608.50/1,037,638.50
6. Step 6: Final answer
   x = 807,215.04