Finding the Third Proportional to 99,146.50 and 153,904

Step by Step Solution

1. Step 1: Write the proportion equation
   99,146.50 : 153,904 = 153,904 : x
2. Step 2: Convert to fraction form
   99,146.50/153,904 = 153,904/x
3. Step 3: Cross multiply
   99,146.50x = 153,904 × 153,904
4. Step 4: Simplify right side
   99,146.50x = 23,686,441,216
5. Step 5: Solve for x
   x = 23,686,441,216/99,146.50
6. Step 6: Final answer
   x = 238,903.45