Finding the Third Proportional to 65,101.50 and 141,129

Step by Step Solution

1. Step 1: Write the proportion equation
   65,101.50 : 141,129 = 141,129 : x
2. Step 2: Convert to fraction form
   65,101.50/141,129 = 141,129/x
3. Step 3: Cross multiply
   65,101.50x = 141,129 × 141,129
4. Step 4: Simplify right side
   65,101.50x = 19,917,394,641
5. Step 5: Solve for x
   x = 19,917,394,641/65,101.50
6. Step 6: Final answer
   x = 305,943.71