Finding the Fourth Proportional to 1,623,300.50, 2,240,162.37 and 907,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623,300.50 : 2,240,162.37 = 907,908.50 : x
2. Step 2: Convert to fraction form
   1,623,300.50/2,240,162.37 = 907,908.50/x
3. Step 3: Cross multiply
   1,623,300.50x = 2,240,162.37 × 907,908.50
4. Step 4: Simplify right side
   1,623,300.50x = 2,033,862,457,103.15
5. Step 5: Solve for x
   x = 2,033,862,457,103.15/1,623,300.50
6. Step 6: Final answer
   x = 1,252,918.03