Finding the Third Proportional to 87,376 and 131,788

Step by Step Solution

1. Step 1: Write the proportion equation
   87,376 : 131,788 = 131,788 : x
2. Step 2: Convert to fraction form
   87,376/131,788 = 131,788/x
3. Step 3: Cross multiply
   87,376x = 131,788 × 131,788
4. Step 4: Simplify right side
   87,376x = 17,368,076,944
5. Step 5: Solve for x
   x = 17,368,076,944/87,376
6. Step 6: Final answer
   x = 198,774.00