Finding the Third Proportional to 43,156 and 64,554

Step by Step Solution

1. Step 1: Write the proportion equation
   43,156 : 64,554 = 64,554 : x
2. Step 2: Convert to fraction form
   43,156/64,554 = 64,554/x
3. Step 3: Cross multiply
   43,156x = 64,554 × 64,554
4. Step 4: Simplify right side
   43,156x = 4,167,218,916
5. Step 5: Solve for x
   x = 4,167,218,916/43,156
6. Step 6: Final answer
   x = 96,561.75