Finding the Third Proportional to 69,341.50 and 99,086

Step by Step Solution

1. Step 1: Write the proportion equation
   69,341.50 : 99,086 = 99,086 : x
2. Step 2: Convert to fraction form
   69,341.50/99,086 = 99,086/x
3. Step 3: Cross multiply
   69,341.50x = 99,086 × 99,086
4. Step 4: Simplify right side
   69,341.50x = 9,818,035,396
5. Step 5: Solve for x
   x = 9,818,035,396/69,341.50
6. Step 6: Final answer
   x = 141,589.60