Finding the Third Proportional to 9,048,607.50 and 19,722,939

Step by Step Solution

1. Step 1: Write the proportion equation
   9,048,607.50 : 19,722,939 = 19,722,939 : x
2. Step 2: Convert to fraction form
   9,048,607.50/19,722,939 = 19,722,939/x
3. Step 3: Cross multiply
   9,048,607.50x = 19,722,939 × 19,722,939
4. Step 4: Simplify right side
   9,048,607.50x = 388,994,322,797,721
5. Step 5: Solve for x
   x = 388,994,322,797,721/9,048,607.50
6. Step 6: Final answer
   x = 42,989,412.77