Finding the Third Proportional to 87,751.88 and 189,513.38

Step by Step Solution

1. Step 1: Write the proportion equation
   87,751.88 : 189,513.38 = 189,513.38 : x
2. Step 2: Convert to fraction form
   87,751.88/189,513.38 = 189,513.38/x
3. Step 3: Cross multiply
   87,751.88x = 189,513.38 × 189,513.38
4. Step 4: Simplify right side
   87,751.88x = 35,915,319,303.89
5. Step 5: Solve for x
   x = 35,915,319,303.89/87,751.88
6. Step 6: Final answer
   x = 409,282.64