Finding the Third Proportional to 98,557.50 and 154,429.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,557.50 : 154,429.88 = 154,429.88 : x
2. Step 2: Convert to fraction form
   98,557.50/154,429.88 = 154,429.88/x
3. Step 3: Cross multiply
   98,557.50x = 154,429.88 × 154,429.88
4. Step 4: Simplify right side
   98,557.50x = 23,848,586,292.52
5. Step 5: Solve for x
   x = 23,848,586,292.52/98,557.50
6. Step 6: Final answer
   x = 241,976.37