Finding the Third Proportional to 9,930,080 and 21,427,726

Step by Step Solution

1. Step 1: Write the proportion equation
   9,930,080 : 21,427,726 = 21,427,726 : x
2. Step 2: Convert to fraction form
   9,930,080/21,427,726 = 21,427,726/x
3. Step 3: Cross multiply
   9,930,080x = 21,427,726 × 21,427,726
4. Step 4: Simplify right side
   9,930,080x = 459,147,441,531,076
5. Step 5: Solve for x
   x = 459,147,441,531,076/9,930,080
6. Step 6: Final answer
   x = 46,238,040.53