Finding the Third Proportional to 69,308.16 and 99,041.48

Step by Step Solution

1. Step 1: Write the proportion equation
   69,308.16 : 99,041.48 = 99,041.48 : x
2. Step 2: Convert to fraction form
   69,308.16/99,041.48 = 99,041.48/x
3. Step 3: Cross multiply
   69,308.16x = 99,041.48 × 99,041.48
4. Step 4: Simplify right side
   69,308.16x = 9,809,215,627.20
5. Step 5: Solve for x
   x = 9,809,215,627.20/69,308.16
6. Step 6: Final answer
   x = 141,530.47