Finding the Third Proportional to 66,594 and 146,061

Step by Step Solution

1. Step 1: Write the proportion equation
   66,594 : 146,061 = 146,061 : x
2. Step 2: Convert to fraction form
   66,594/146,061 = 146,061/x
3. Step 3: Cross multiply
   66,594x = 146,061 × 146,061
4. Step 4: Simplify right side
   66,594x = 21,333,815,721
5. Step 5: Solve for x
   x = 21,333,815,721/66,594
6. Step 6: Final answer
   x = 320,356.42