Finding the Third Proportional to 5,924,644 and 12,919,688

Step by Step Solution

1. Step 1: Write the proportion equation
   5,924,644 : 12,919,688 = 12,919,688 : x
2. Step 2: Convert to fraction form
   5,924,644/12,919,688 = 12,919,688/x
3. Step 3: Cross multiply
   5,924,644x = 12,919,688 × 12,919,688
4. Step 4: Simplify right side
   5,924,644x = 166,918,338,017,344
5. Step 5: Solve for x
   x = 166,918,338,017,344/5,924,644
6. Step 6: Final answer
   x = 28,173,564.19