Finding the Third Proportional to 76,026.09 and 109,512

Step by Step Solution

1. Step 1: Write the proportion equation
   76,026.09 : 109,512 = 109,512 : x
2. Step 2: Convert to fraction form
   76,026.09/109,512 = 109,512/x
3. Step 3: Cross multiply
   76,026.09x = 109,512 × 109,512
4. Step 4: Simplify right side
   76,026.09x = 11,992,878,144
5. Step 5: Solve for x
   x = 11,992,878,144/76,026.09
6. Step 6: Final answer
   x = 157,746.87