Finding the Third Proportional to 105,045 and 141,529.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,045 : 141,529.50 = 141,529.50 : x
2. Step 2: Convert to fraction form
   105,045/141,529.50 = 141,529.50/x
3. Step 3: Cross multiply
   105,045x = 141,529.50 × 141,529.50
4. Step 4: Simplify right side
   105,045x = 20,030,599,370.25
5. Step 5: Solve for x
   x = 20,030,599,370.25/105,045
6. Step 6: Final answer
   x = 190,685.89