Finding the Fourth Proportional to 2,058,182.10, 3,085,280.55 and 920,300.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,182.10 : 3,085,280.55 = 920,300.58 : x
2. Step 2: Convert to fraction form
   2,058,182.10/3,085,280.55 = 920,300.58/x
3. Step 3: Cross multiply
   2,058,182.10x = 3,085,280.55 × 920,300.58
4. Step 4: Simplify right side
   2,058,182.10x = 2,839,385,479,627.72
5. Step 5: Solve for x
   x = 2,839,385,479,627.72/2,058,182.10
6. Step 6: Final answer
   x = 1,379,559.89