Finding the Third Proportional to 88,406 and 190,928

Step by Step Solution

1. Step 1: Write the proportion equation
   88,406 : 190,928 = 190,928 : x
2. Step 2: Convert to fraction form
   88,406/190,928 = 190,928/x
3. Step 3: Cross multiply
   88,406x = 190,928 × 190,928
4. Step 4: Simplify right side
   88,406x = 36,453,501,184
5. Step 5: Solve for x
   x = 36,453,501,184/88,406
6. Step 6: Final answer
   x = 412,341.94