Finding the Third Proportional to 907.34 and 1,987.59

Step by Step Solution

1. Step 1: Write the proportion equation
   907.34 : 1,987.59 = 1,987.59 : x
2. Step 2: Convert to fraction form
   907.34/1,987.59 = 1,987.59/x
3. Step 3: Cross multiply
   907.34x = 1,987.59 × 1,987.59
4. Step 4: Simplify right side
   907.34x = 3,950,528.92
5. Step 5: Solve for x
   x = 3,950,528.92/907.34
6. Step 6: Final answer
   x = 4,353.95