Finding the Third Proportional to 9,829,968 and 21,549,508

Step by Step Solution

1. Step 1: Write the proportion equation
   9,829,968 : 21,549,508 = 21,549,508 : x
2. Step 2: Convert to fraction form
   9,829,968/21,549,508 = 21,549,508/x
3. Step 3: Cross multiply
   9,829,968x = 21,549,508 × 21,549,508
4. Step 4: Simplify right side
   9,829,968x = 464,381,295,042,064
5. Step 5: Solve for x
   x = 464,381,295,042,064/9,829,968
6. Step 6: Final answer
   x = 47,241,384.21