Finding the Third Proportional to 3,120,906 and 4,897,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,120,906 : 4,897,015.50 = 4,897,015.50 : x
2. Step 2: Convert to fraction form
   3,120,906/4,897,015.50 = 4,897,015.50/x
3. Step 3: Cross multiply
   3,120,906x = 4,897,015.50 × 4,897,015.50
4. Step 4: Simplify right side
   3,120,906x = 23,980,760,807,240.25
5. Step 5: Solve for x
   x = 23,980,760,807,240.25/3,120,906
6. Step 6: Final answer
   x = 7,683,910.00