Finding the Third Proportional to 69,774.50 and 146,961

Step by Step Solution

1. Step 1: Write the proportion equation
   69,774.50 : 146,961 = 146,961 : x
2. Step 2: Convert to fraction form
   69,774.50/146,961 = 146,961/x
3. Step 3: Cross multiply
   69,774.50x = 146,961 × 146,961
4. Step 4: Simplify right side
   69,774.50x = 21,597,535,521
5. Step 5: Solve for x
   x = 21,597,535,521/69,774.50
6. Step 6: Final answer
   x = 309,533.36