Finding the Fourth Proportional to 2,039,145.30, 3,058,707.15 and 522,825.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039,145.30 : 3,058,707.15 = 522,825.30 : x
2. Step 2: Convert to fraction form
   2,039,145.30/3,058,707.15 = 522,825.30/x
3. Step 3: Cross multiply
   2,039,145.30x = 3,058,707.15 × 522,825.30
4. Step 4: Simplify right side
   2,039,145.30x = 1,599,169,483,310.90
5. Step 5: Solve for x
   x = 1,599,169,483,310.90/2,039,145.30
6. Step 6: Final answer
   x = 784,235.18