Finding the Fourth Proportional to 1,496,500.16, 2,245,081.94 and 431,459.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,496,500.16 : 2,245,081.94 = 431,459.12 : x
2. Step 2: Convert to fraction form
   1,496,500.16/2,245,081.94 = 431,459.12/x
3. Step 3: Cross multiply
   1,496,500.16x = 2,245,081.94 × 431,459.12
4. Step 4: Simplify right side
   1,496,500.16x = 968,661,078,160.29
5. Step 5: Solve for x
   x = 968,661,078,160.29/1,496,500.16
6. Step 6: Final answer
   x = 647,284.31