Finding the Third Proportional to 1,860 and 4,436.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860 : 4,436.25 = 4,436.25 : x
2. Step 2: Convert to fraction form
   1,860/4,436.25 = 4,436.25/x
3. Step 3: Cross multiply
   1,860x = 4,436.25 × 4,436.25
4. Step 4: Simplify right side
   1,860x = 19,680,314.06
5. Step 5: Solve for x
   x = 19,680,314.06/1,860
6. Step 6: Final answer
   x = 10,580.81