Finding the Third Proportional to 67,656.50 and 153,022.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,656.50 : 153,022.50 = 153,022.50 : x
2. Step 2: Convert to fraction form
   67,656.50/153,022.50 = 153,022.50/x
3. Step 3: Cross multiply
   67,656.50x = 153,022.50 × 153,022.50
4. Step 4: Simplify right side
   67,656.50x = 23,415,885,506.25
5. Step 5: Solve for x
   x = 23,415,885,506.25/67,656.50
6. Step 6: Final answer
   x = 346,099.57