Finding the Third Proportional to 986,735.50 and 2,158,007

Step by Step Solution

1. Step 1: Write the proportion equation
   986,735.50 : 2,158,007 = 2,158,007 : x
2. Step 2: Convert to fraction form
   986,735.50/2,158,007 = 2,158,007/x
3. Step 3: Cross multiply
   986,735.50x = 2,158,007 × 2,158,007
4. Step 4: Simplify right side
   986,735.50x = 4,656,994,212,049
5. Step 5: Solve for x
   x = 4,656,994,212,049/986,735.50
6. Step 6: Final answer
   x = 4,719,597.31