Finding the Third Proportional to 99,424.50 and 153,606

Step by Step Solution

1. Step 1: Write the proportion equation
   99,424.50 : 153,606 = 153,606 : x
2. Step 2: Convert to fraction form
   99,424.50/153,606 = 153,606/x
3. Step 3: Cross multiply
   99,424.50x = 153,606 × 153,606
4. Step 4: Simplify right side
   99,424.50x = 23,594,803,236
5. Step 5: Solve for x
   x = 23,594,803,236/99,424.50
6. Step 6: Final answer
   x = 237,313.77