Finding the Fourth Proportional to 1,598,621.89, 2,206,113.71 and 873,469.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,598,621.89 : 2,206,113.71 = 873,469.55 : x
2. Step 2: Convert to fraction form
   1,598,621.89/2,206,113.71 = 873,469.55/x
3. Step 3: Cross multiply
   1,598,621.89x = 2,206,113.71 × 873,469.55
4. Step 4: Simplify right side
   1,598,621.89x = 1,926,973,149,522.53
5. Step 5: Solve for x
   x = 1,926,973,149,522.53/1,598,621.89
6. Step 6: Final answer
   x = 1,205,396.45