Finding the Third Proportional to 65,191,444 and 138,155,202

Step by Step Solution

1. Step 1: Write the proportion equation
   65,191,444 : 138,155,202 = 138,155,202 : x
2. Step 2: Convert to fraction form
   65,191,444/138,155,202 = 138,155,202/x
3. Step 3: Cross multiply
   65,191,444x = 138,155,202 × 138,155,202
4. Step 4: Simplify right side
   65,191,444x = 19,086,859,839,660,804
5. Step 5: Solve for x
   x = 19,086,859,839,660,804/65,191,444
6. Step 6: Final answer
   x = 292,781,669.93