Finding the Fourth Proportional to 1,639,222.71, 2,459,118.37 and 501,958.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,639,222.71 : 2,459,118.37 = 501,958.10 : x
2. Step 2: Convert to fraction form
   1,639,222.71/2,459,118.37 = 501,958.10/x
3. Step 3: Cross multiply
   1,639,222.71x = 2,459,118.37 × 501,958.10
4. Step 4: Simplify right side
   1,639,222.71x = 1,234,374,384,680.30
5. Step 5: Solve for x
   x = 1,234,374,384,680.30/1,639,222.71
6. Step 6: Final answer
   x = 753,024.21