Finding the Fourth Proportional to 1,836.69, 2,534.63 and 997.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836.69 : 2,534.63 = 997.38 : x
2. Step 2: Convert to fraction form
   1,836.69/2,534.63 = 997.38/x
3. Step 3: Cross multiply
   1,836.69x = 2,534.63 × 997.38
4. Step 4: Simplify right side
   1,836.69x = 2,527,989.89
5. Step 5: Solve for x
   x = 2,527,989.89/1,836.69
6. Step 6: Final answer
   x = 1,376.39