Finding the Third Proportional to 83,332 and 129,066

Step by Step Solution

1. Step 1: Write the proportion equation
   83,332 : 129,066 = 129,066 : x
2. Step 2: Convert to fraction form
   83,332/129,066 = 129,066/x
3. Step 3: Cross multiply
   83,332x = 129,066 × 129,066
4. Step 4: Simplify right side
   83,332x = 16,658,032,356
5. Step 5: Solve for x
   x = 16,658,032,356/83,332
6. Step 6: Final answer
   x = 199,899.59