Finding the Third Proportional to 83,143.25 and 126,790.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,143.25 : 126,790.50 = 126,790.50 : x
2. Step 2: Convert to fraction form
   83,143.25/126,790.50 = 126,790.50/x
3. Step 3: Cross multiply
   83,143.25x = 126,790.50 × 126,790.50
4. Step 4: Simplify right side
   83,143.25x = 16,075,830,890.25
5. Step 5: Solve for x
   x = 16,075,830,890.25/83,143.25
6. Step 6: Final answer
   x = 193,351.00