Finding the Third Proportional to 56,702 and 88,752

Step by Step Solution

1. Step 1: Write the proportion equation
   56,702 : 88,752 = 88,752 : x
2. Step 2: Convert to fraction form
   56,702/88,752 = 88,752/x
3. Step 3: Cross multiply
   56,702x = 88,752 × 88,752
4. Step 4: Simplify right side
   56,702x = 7,876,917,504
5. Step 5: Solve for x
   x = 7,876,917,504/56,702
6. Step 6: Final answer
   x = 138,917.81