Finding the Fourth Proportional to 2,061.87, 3,093.34 and 907.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.87 : 3,093.34 = 907.89 : x
2. Step 2: Convert to fraction form
   2,061.87/3,093.34 = 907.89/x
3. Step 3: Cross multiply
   2,061.87x = 3,093.34 × 907.89
4. Step 4: Simplify right side
   2,061.87x = 2,808,412.45
5. Step 5: Solve for x
   x = 2,808,412.45/2,061.87
6. Step 6: Final answer
   x = 1,362.07