Finding the Third Proportional to 9,810,464 and 21,445,696

Step by Step Solution

1. Step 1: Write the proportion equation
   9,810,464 : 21,445,696 = 21,445,696 : x
2. Step 2: Convert to fraction form
   9,810,464/21,445,696 = 21,445,696/x
3. Step 3: Cross multiply
   9,810,464x = 21,445,696 × 21,445,696
4. Step 4: Simplify right side
   9,810,464x = 459,917,876,924,416
5. Step 5: Solve for x
   x = 459,917,876,924,416/9,810,464
6. Step 6: Final answer
   x = 46,880,338.88