Finding the Third Proportional to 21,256,754 and 31,879,582

Step by Step Solution

1. Step 1: Write the proportion equation
   21,256,754 : 31,879,582 = 31,879,582 : x
2. Step 2: Convert to fraction form
   21,256,754/31,879,582 = 31,879,582/x
3. Step 3: Cross multiply
   21,256,754x = 31,879,582 × 31,879,582
4. Step 4: Simplify right side
   21,256,754x = 1,016,307,748,494,724
5. Step 5: Solve for x
   x = 1,016,307,748,494,724/21,256,754
6. Step 6: Final answer
   x = 47,811,050.95