Finding the Third Proportional to 3,211,722 and 4,359,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,211,722 : 4,359,784.50 = 4,359,784.50 : x
2. Step 2: Convert to fraction form
   3,211,722/4,359,784.50 = 4,359,784.50/x
3. Step 3: Cross multiply
   3,211,722x = 4,359,784.50 × 4,359,784.50
4. Step 4: Simplify right side
   3,211,722x = 19,007,720,886,440.25
5. Step 5: Solve for x
   x = 19,007,720,886,440.25/3,211,722
6. Step 6: Final answer
   x = 5,918,233.55