Finding the Third Proportional to 103,617.56 and 154,784.67

Step by Step Solution

1. Step 1: Write the proportion equation
   103,617.56 : 154,784.67 = 154,784.67 : x
2. Step 2: Convert to fraction form
   103,617.56/154,784.67 = 154,784.67/x
3. Step 3: Cross multiply
   103,617.56x = 154,784.67 × 154,784.67
4. Step 4: Simplify right side
   103,617.56x = 23,958,294,647.45
5. Step 5: Solve for x
   x = 23,958,294,647.45/103,617.56
6. Step 6: Final answer
   x = 231,218.47