Finding the Fourth Proportional to 1,376.95, 2,061.90 and 759.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,376.95 : 2,061.90 = 759.97 : x
2. Step 2: Convert to fraction form
   1,376.95/2,061.90 = 759.97/x
3. Step 3: Cross multiply
   1,376.95x = 2,061.90 × 759.97
4. Step 4: Simplify right side
   1,376.95x = 1,566,978.34
5. Step 5: Solve for x
   x = 1,566,978.34/1,376.95
6. Step 6: Final answer
   x = 1,138.01