Finding the Third Proportional to 105,853.50 and 141,117.75

Step by Step Solution

1. Step 1: Write the proportion equation
   105,853.50 : 141,117.75 = 141,117.75 : x
2. Step 2: Convert to fraction form
   105,853.50/141,117.75 = 141,117.75/x
3. Step 3: Cross multiply
   105,853.50x = 141,117.75 × 141,117.75
4. Step 4: Simplify right side
   105,853.50x = 19,914,219,365.06
5. Step 5: Solve for x
   x = 19,914,219,365.06/105,853.50
6. Step 6: Final answer
   x = 188,130.00