Finding the Fourth Proportional to 1,461.62, 2,189.82 and 997.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461.62 : 2,189.82 = 997.89 : x
2. Step 2: Convert to fraction form
   1,461.62/2,189.82 = 997.89/x
3. Step 3: Cross multiply
   1,461.62x = 2,189.82 × 997.89
4. Step 4: Simplify right side
   1,461.62x = 2,185,199.48
5. Step 5: Solve for x
   x = 2,185,199.48/1,461.62
6. Step 6: Final answer
   x = 1,495.06