Finding the Third Proportional to 55,358 and 85,954

Step by Step Solution

1. Step 1: Write the proportion equation
   55,358 : 85,954 = 85,954 : x
2. Step 2: Convert to fraction form
   55,358/85,954 = 85,954/x
3. Step 3: Cross multiply
   55,358x = 85,954 × 85,954
4. Step 4: Simplify right side
   55,358x = 7,388,090,116
5. Step 5: Solve for x
   x = 7,388,090,116/55,358
6. Step 6: Final answer
   x = 133,460.21