Finding the Third Proportional to 67,200.75 and 97,142.63

Step by Step Solution

1. Step 1: Write the proportion equation
   67,200.75 : 97,142.63 = 97,142.63 : x
2. Step 2: Convert to fraction form
   67,200.75/97,142.63 = 97,142.63/x
3. Step 3: Cross multiply
   67,200.75x = 97,142.63 × 97,142.63
4. Step 4: Simplify right side
   67,200.75x = 9,436,689,591.89
5. Step 5: Solve for x
   x = 9,436,689,591.89/67,200.75
6. Step 6: Final answer
   x = 140,425.36