Finding the Third Proportional to 9,929,811,762 and 21,603,002,068

Step by Step Solution

1. Step 1: Write the proportion equation
   9,929,811,762 : 21,603,002,068 = 21,603,002,068 : x
2. Step 2: Convert to fraction form
   9,929,811,762/21,603,002,068 = 21,603,002,068/x
3. Step 3: Cross multiply
   9,929,811,762x = 21,603,002,068 × 21,603,002,068
4. Step 4: Simplify right side
   9,929,811,762x = 466,689,698,350,012,301,312
5. Step 5: Solve for x
   x = 466,689,698,350,012,301,312/9,929,811,762
6. Step 6: Final answer
   x = 46,998,846,457.09