Finding the Third Proportional to 55,601 and 86,061

Step by Step Solution

1. Step 1: Write the proportion equation
   55,601 : 86,061 = 86,061 : x
2. Step 2: Convert to fraction form
   55,601/86,061 = 86,061/x
3. Step 3: Cross multiply
   55,601x = 86,061 × 86,061
4. Step 4: Simplify right side
   55,601x = 7,406,495,721
5. Step 5: Solve for x
   x = 7,406,495,721/55,601
6. Step 6: Final answer
   x = 133,207.96