Finding the Third Proportional to 63,034,678 and 138,027,152

Step by Step Solution

1. Step 1: Write the proportion equation
   63,034,678 : 138,027,152 = 138,027,152 : x
2. Step 2: Convert to fraction form
   63,034,678/138,027,152 = 138,027,152/x
3. Step 3: Cross multiply
   63,034,678x = 138,027,152 × 138,027,152
4. Step 4: Simplify right side
   63,034,678x = 19,051,494,689,231,104
5. Step 5: Solve for x
   x = 19,051,494,689,231,104/63,034,678
6. Step 6: Final answer
   x = 302,238,312.21