Finding the Fourth Proportional to 998,551.89, 1,377,895.32 and 590,669.10

Step by Step Solution

1. Step 1: Write the proportion equation
   998,551.89 : 1,377,895.32 = 590,669.10 : x
2. Step 2: Convert to fraction form
   998,551.89/1,377,895.32 = 590,669.10/x
3. Step 3: Cross multiply
   998,551.89x = 1,377,895.32 × 590,669.10
4. Step 4: Simplify right side
   998,551.89x = 813,880,188,558.61
5. Step 5: Solve for x
   x = 813,880,188,558.61/998,551.89
6. Step 6: Final answer
   x = 815,060.49