Finding the Third Proportional to 10,684,467 and 21,746,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,684,467 : 21,746,218.50 = 21,746,218.50 : x
2. Step 2: Convert to fraction form
   10,684,467/21,746,218.50 = 21,746,218.50/x
3. Step 3: Cross multiply
   10,684,467x = 21,746,218.50 × 21,746,218.50
4. Step 4: Simplify right side
   10,684,467x = 472,898,019,049,742.25
5. Step 5: Solve for x
   x = 472,898,019,049,742.25/10,684,467
6. Step 6: Final answer
   x = 44,260,328.48