Finding the Third Proportional to 42,356.25 and 88,221

Step by Step Solution

1. Step 1: Write the proportion equation
   42,356.25 : 88,221 = 88,221 : x
2. Step 2: Convert to fraction form
   42,356.25/88,221 = 88,221/x
3. Step 3: Cross multiply
   42,356.25x = 88,221 × 88,221
4. Step 4: Simplify right side
   42,356.25x = 7,782,944,841
5. Step 5: Solve for x
   x = 7,782,944,841/42,356.25
6. Step 6: Final answer
   x = 183,749.62