Finding the Fourth Proportional to 1,612,443.85, 2,419,015.69 and 490,483.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612,443.85 : 2,419,015.69 = 490,483.69 : x
2. Step 2: Convert to fraction form
   1,612,443.85/2,419,015.69 = 490,483.69/x
3. Step 3: Cross multiply
   1,612,443.85x = 2,419,015.69 × 490,483.69
4. Step 4: Simplify right side
   1,612,443.85x = 1,186,487,736,364.66
5. Step 5: Solve for x
   x = 1,186,487,736,364.66/1,612,443.85
6. Step 6: Final answer
   x = 735,831.97