Finding the Fourth Proportional to 1,799,142.64, 2,698,315.99 and 519,472.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,799,142.64 : 2,698,315.99 = 519,472.39 : x
2. Step 2: Convert to fraction form
   1,799,142.64/2,698,315.99 = 519,472.39/x
3. Step 3: Cross multiply
   1,799,142.64x = 2,698,315.99 × 519,472.39
4. Step 4: Simplify right side
   1,799,142.64x = 1,401,700,656,300.52
5. Step 5: Solve for x
   x = 1,401,700,656,300.52/1,799,142.64
6. Step 6: Final answer
   x = 779,093.68