Finding the Third Proportional to 7,949,218.50 and 12,608,085.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,949,218.50 : 12,608,085.38 = 12,608,085.38 : x
2. Step 2: Convert to fraction form
   7,949,218.50/12,608,085.38 = 12,608,085.38/x
3. Step 3: Cross multiply
   7,949,218.50x = 12,608,085.38 × 12,608,085.38
4. Step 4: Simplify right side
   7,949,218.50x = 158,963,816,823,288.88
5. Step 5: Solve for x
   x = 158,963,816,823,288.88/7,949,218.50
6. Step 6: Final answer
   x = 19,997,414.44