Finding the Third Proportional to 69,270 and 99,060

Step by Step Solution

1. Step 1: Write the proportion equation
   69,270 : 99,060 = 99,060 : x
2. Step 2: Convert to fraction form
   69,270/99,060 = 99,060/x
3. Step 3: Cross multiply
   69,270x = 99,060 × 99,060
4. Step 4: Simplify right side
   69,270x = 9,812,883,600
5. Step 5: Solve for x
   x = 9,812,883,600/69,270
6. Step 6: Final answer
   x = 141,661.38