Finding the Third Proportional to 57,492 and 91,788

Step by Step Solution

1. Step 1: Write the proportion equation
   57,492 : 91,788 = 91,788 : x
2. Step 2: Convert to fraction form
   57,492/91,788 = 91,788/x
3. Step 3: Cross multiply
   57,492x = 91,788 × 91,788
4. Step 4: Simplify right side
   57,492x = 8,425,036,944
5. Step 5: Solve for x
   x = 8,425,036,944/57,492
6. Step 6: Final answer
   x = 146,542.77