Finding the Third Proportional to 78,652 and 109,554

Step by Step Solution

1. Step 1: Write the proportion equation
   78,652 : 109,554 = 109,554 : x
2. Step 2: Convert to fraction form
   78,652/109,554 = 109,554/x
3. Step 3: Cross multiply
   78,652x = 109,554 × 109,554
4. Step 4: Simplify right side
   78,652x = 12,002,078,916
5. Step 5: Solve for x
   x = 12,002,078,916/78,652
6. Step 6: Final answer
   x = 152,597.25