Finding the Third Proportional to 103,718.81 and 141,944.91

Step by Step Solution

1. Step 1: Write the proportion equation
   103,718.81 : 141,944.91 = 141,944.91 : x
2. Step 2: Convert to fraction form
   103,718.81/141,944.91 = 141,944.91/x
3. Step 3: Cross multiply
   103,718.81x = 141,944.91 × 141,944.91
4. Step 4: Simplify right side
   103,718.81x = 20,148,356,410.32
5. Step 5: Solve for x
   x = 20,148,356,410.32/103,718.81
6. Step 6: Final answer
   x = 194,259.42