Finding the Third Proportional to 83,061,004.50 and 128,944,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,061,004.50 : 128,944,858.50 = 128,944,858.50 : x
2. Step 2: Convert to fraction form
   83,061,004.50/128,944,858.50 = 128,944,858.50/x
3. Step 3: Cross multiply
   83,061,004.50x = 128,944,858.50 × 128,944,858.50
4. Step 4: Simplify right side
   83,061,004.50x = 16,626,776,533,585,022
5. Step 5: Solve for x
   x = 16,626,776,533,585,022/83,061,004.50
6. Step 6: Final answer
   x = 200,175,481.07