Finding the Fourth Proportional to 1,624,790, 2,242,287.24 and 980,196.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624,790 : 2,242,287.24 = 980,196.37 : x
2. Step 2: Convert to fraction form
   1,624,790/2,242,287.24 = 980,196.37/x
3. Step 3: Cross multiply
   1,624,790x = 2,242,287.24 × 980,196.37
4. Step 4: Simplify right side
   1,624,790x = 2,197,881,813,145.32
5. Step 5: Solve for x
   x = 2,197,881,813,145.32/1,624,790
6. Step 6: Final answer
   x = 1,352,717.47