Finding the Third Proportional to 9,829,964 and 21,549,500

Step by Step Solution

1. Step 1: Write the proportion equation
   9,829,964 : 21,549,500 = 21,549,500 : x
2. Step 2: Convert to fraction form
   9,829,964/21,549,500 = 21,549,500/x
3. Step 3: Cross multiply
   9,829,964x = 21,549,500 × 21,549,500
4. Step 4: Simplify right side
   9,829,964x = 464,380,950,250,000
5. Step 5: Solve for x
   x = 464,380,950,250,000/9,829,964
6. Step 6: Final answer
   x = 47,241,368.36