Finding the Third Proportional to 12,897,926 and 30,404,432

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897,926 : 30,404,432 = 30,404,432 : x
2. Step 2: Convert to fraction form
   12,897,926/30,404,432 = 30,404,432/x
3. Step 3: Cross multiply
   12,897,926x = 30,404,432 × 30,404,432
4. Step 4: Simplify right side
   12,897,926x = 924,429,485,242,624
5. Step 5: Solve for x
   x = 924,429,485,242,624/12,897,926
6. Step 6: Final answer
   x = 71,672,723.60