Finding the Third Proportional to 10,036,390.50 and 21,367,485

Step by Step Solution

1. Step 1: Write the proportion equation
   10,036,390.50 : 21,367,485 = 21,367,485 : x
2. Step 2: Convert to fraction form
   10,036,390.50/21,367,485 = 21,367,485/x
3. Step 3: Cross multiply
   10,036,390.50x = 21,367,485 × 21,367,485
4. Step 4: Simplify right side
   10,036,390.50x = 456,569,415,225,225
5. Step 5: Solve for x
   x = 456,569,415,225,225/10,036,390.50
6. Step 6: Final answer
   x = 45,491,396.06