Finding the Third Proportional to 69,384 and 99,148

Step by Step Solution

1. Step 1: Write the proportion equation
   69,384 : 99,148 = 99,148 : x
2. Step 2: Convert to fraction form
   69,384/99,148 = 99,148/x
3. Step 3: Cross multiply
   69,384x = 99,148 × 99,148
4. Step 4: Simplify right side
   69,384x = 9,830,325,904
5. Step 5: Solve for x
   x = 9,830,325,904/69,384
6. Step 6: Final answer
   x = 141,680.01