Finding the Fourth Proportional to 1,300,464.36, 1,950,761.82 and 414,069.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,464.36 : 1,950,761.82 = 414,069.48 : x
2. Step 2: Convert to fraction form
   1,300,464.36/1,950,761.82 = 414,069.48/x
3. Step 3: Cross multiply
   1,300,464.36x = 1,950,761.82 × 414,069.48
4. Step 4: Simplify right side
   1,300,464.36x = 807,750,932,411.25
5. Step 5: Solve for x
   x = 807,750,932,411.25/1,300,464.36
6. Step 6: Final answer
   x = 621,125.01