Finding the Third Proportional to 76,308.50 and 104,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,308.50 : 104,567.50 = 104,567.50 : x
2. Step 2: Convert to fraction form
   76,308.50/104,567.50 = 104,567.50/x
3. Step 3: Cross multiply
   76,308.50x = 104,567.50 × 104,567.50
4. Step 4: Simplify right side
   76,308.50x = 10,934,362,056.25
5. Step 5: Solve for x
   x = 10,934,362,056.25/76,308.50
6. Step 6: Final answer
   x = 143,291.53