Finding the Third Proportional to 88,642.69 and 133,030.69

Step by Step Solution

1. Step 1: Write the proportion equation
   88,642.69 : 133,030.69 = 133,030.69 : x
2. Step 2: Convert to fraction form
   88,642.69/133,030.69 = 133,030.69/x
3. Step 3: Cross multiply
   88,642.69x = 133,030.69 × 133,030.69
4. Step 4: Simplify right side
   88,642.69x = 17,697,163,816.72
5. Step 5: Solve for x
   x = 17,697,163,816.72/88,642.69
6. Step 6: Final answer
   x = 199,646.07