Finding the Third Proportional to 16,249,620 and 25,242,126

Step by Step Solution

1. Step 1: Write the proportion equation
   16,249,620 : 25,242,126 = 25,242,126 : x
2. Step 2: Convert to fraction form
   16,249,620/25,242,126 = 25,242,126/x
3. Step 3: Cross multiply
   16,249,620x = 25,242,126 × 25,242,126
4. Step 4: Simplify right side
   16,249,620x = 637,164,924,999,876
5. Step 5: Solve for x
   x = 637,164,924,999,876/16,249,620
6. Step 6: Final answer
   x = 39,211,066.17