Finding the Third Proportional to 10,239,209.25 and 21,997,968

Step by Step Solution

1. Step 1: Write the proportion equation
   10,239,209.25 : 21,997,968 = 21,997,968 : x
2. Step 2: Convert to fraction form
   10,239,209.25/21,997,968 = 21,997,968/x
3. Step 3: Cross multiply
   10,239,209.25x = 21,997,968 × 21,997,968
4. Step 4: Simplify right side
   10,239,209.25x = 483,910,596,129,024
5. Step 5: Solve for x
   x = 483,910,596,129,024/10,239,209.25
6. Step 6: Final answer
   x = 47,260,543.69