Finding the Third Proportional to 87,435.75 and 131,154

Step by Step Solution

1. Step 1: Write the proportion equation
   87,435.75 : 131,154 = 131,154 : x
2. Step 2: Convert to fraction form
   87,435.75/131,154 = 131,154/x
3. Step 3: Cross multiply
   87,435.75x = 131,154 × 131,154
4. Step 4: Simplify right side
   87,435.75x = 17,201,371,716
5. Step 5: Solve for x
   x = 17,201,371,716/87,435.75
6. Step 6: Final answer
   x = 196,731.56