Finding the Fourth Proportional to 1,261,500.89, 1,743,148.43 and 898,294.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,261,500.89 : 1,743,148.43 = 898,294.18 : x
2. Step 2: Convert to fraction form
   1,261,500.89/1,743,148.43 = 898,294.18/x
3. Step 3: Cross multiply
   1,261,500.89x = 1,743,148.43 × 898,294.18
4. Step 4: Simplify right side
   1,261,500.89x = 1,565,860,087,257.65
5. Step 5: Solve for x
   x = 1,565,860,087,257.65/1,261,500.89
6. Step 6: Final answer
   x = 1,241,267.53