Finding the Fourth Proportional to 2,439,981.50, 3,660,215.54 and 903,387.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439,981.50 : 3,660,215.54 = 903,387.10 : x
2. Step 2: Convert to fraction form
   2,439,981.50/3,660,215.54 = 903,387.10/x
3. Step 3: Cross multiply
   2,439,981.50x = 3,660,215.54 × 903,387.10
4. Step 4: Simplify right side
   2,439,981.50x = 3,306,591,502,055.53
5. Step 5: Solve for x
   x = 3,306,591,502,055.53/2,439,981.50
6. Step 6: Final answer
   x = 1,355,170.73