Finding the Third Proportional to 61,603.50 and 146,172

Step by Step Solution

1. Step 1: Write the proportion equation
   61,603.50 : 146,172 = 146,172 : x
2. Step 2: Convert to fraction form
   61,603.50/146,172 = 146,172/x
3. Step 3: Cross multiply
   61,603.50x = 146,172 × 146,172
4. Step 4: Simplify right side
   61,603.50x = 21,366,253,584
5. Step 5: Solve for x
   x = 21,366,253,584/61,603.50
6. Step 6: Final answer
   x = 346,835.06