Finding the Third Proportional to 69,325.50 and 141,936.75

Step by Step Solution

1. Step 1: Write the proportion equation
   69,325.50 : 141,936.75 = 141,936.75 : x
2. Step 2: Convert to fraction form
   69,325.50/141,936.75 = 141,936.75/x
3. Step 3: Cross multiply
   69,325.50x = 141,936.75 × 141,936.75
4. Step 4: Simplify right side
   69,325.50x = 20,146,041,000.56
5. Step 5: Solve for x
   x = 20,146,041,000.56/69,325.50
6. Step 6: Final answer
   x = 290,600.73