Finding the Fourth Proportional to 2,057,480.34, 3,085,092.99 and 637,142.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,480.34 : 3,085,092.99 = 637,142.10 : x
2. Step 2: Convert to fraction form
   2,057,480.34/3,085,092.99 = 637,142.10/x
3. Step 3: Cross multiply
   2,057,480.34x = 3,085,092.99 × 637,142.10
4. Step 4: Simplify right side
   2,057,480.34x = 1,965,642,626,343.88
5. Step 5: Solve for x
   x = 1,965,642,626,343.88/2,057,480.34
6. Step 6: Final answer
   x = 955,363.99