Finding the Third Proportional to 13,940,916 and 30,197,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,940,916 : 30,197,866.50 = 30,197,866.50 : x
2. Step 2: Convert to fraction form
   13,940,916/30,197,866.50 = 30,197,866.50/x
3. Step 3: Cross multiply
   13,940,916x = 30,197,866.50 × 30,197,866.50
4. Step 4: Simplify right side
   13,940,916x = 911,911,141,151,822.25
5. Step 5: Solve for x
   x = 911,911,141,151,822.25/13,940,916
6. Step 6: Final answer
   x = 65,412,569.82