Finding the Third Proportional to 63,974,436 and 139,307,592

Step by Step Solution

1. Step 1: Write the proportion equation
   63,974,436 : 139,307,592 = 139,307,592 : x
2. Step 2: Convert to fraction form
   63,974,436/139,307,592 = 139,307,592/x
3. Step 3: Cross multiply
   63,974,436x = 139,307,592 × 139,307,592
4. Step 4: Simplify right side
   63,974,436x = 19,406,605,188,838,464
5. Step 5: Solve for x
   x = 19,406,605,188,838,464/63,974,436
6. Step 6: Final answer
   x = 303,349,375.19