Finding the Third Proportional to 63,021,464 and 136,798,648

Step by Step Solution

1. Step 1: Write the proportion equation
   63,021,464 : 136,798,648 = 136,798,648 : x
2. Step 2: Convert to fraction form
   63,021,464/136,798,648 = 136,798,648/x
3. Step 3: Cross multiply
   63,021,464x = 136,798,648 × 136,798,648
4. Step 4: Simplify right side
   63,021,464x = 18,713,870,094,627,904
5. Step 5: Solve for x
   x = 18,713,870,094,627,904/63,021,464
6. Step 6: Final answer
   x = 296,944,388.58