Finding the Third Proportional to 72,042.25 and 115,752

Step by Step Solution

1. Step 1: Write the proportion equation
   72,042.25 : 115,752 = 115,752 : x
2. Step 2: Convert to fraction form
   72,042.25/115,752 = 115,752/x
3. Step 3: Cross multiply
   72,042.25x = 115,752 × 115,752
4. Step 4: Simplify right side
   72,042.25x = 13,398,525,504
5. Step 5: Solve for x
   x = 13,398,525,504/72,042.25
6. Step 6: Final answer
   x = 185,981.50