Finding the Third Proportional to 3,687,945.75 and 5,531,917.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687,945.75 : 5,531,917.50 = 5,531,917.50 : x
2. Step 2: Convert to fraction form
   3,687,945.75/5,531,917.50 = 5,531,917.50/x
3. Step 3: Cross multiply
   3,687,945.75x = 5,531,917.50 × 5,531,917.50
4. Step 4: Simplify right side
   3,687,945.75x = 30,602,111,226,806.25
5. Step 5: Solve for x
   x = 30,602,111,226,806.25/3,687,945.75
6. Step 6: Final answer
   x = 8,297,874.56