Finding the Fourth Proportional to 2,061.74, 3,093.15 and 907.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.74 : 3,093.15 = 907.76 : x
2. Step 2: Convert to fraction form
   2,061.74/3,093.15 = 907.76/x
3. Step 3: Cross multiply
   2,061.74x = 3,093.15 × 907.76
4. Step 4: Simplify right side
   2,061.74x = 2,807,837.84
5. Step 5: Solve for x
   x = 2,807,837.84/2,061.74
6. Step 6: Final answer
   x = 1,361.88