Finding the Third Proportional to 57,435 and 88,260

Step by Step Solution

1. Step 1: Write the proportion equation
   57,435 : 88,260 = 88,260 : x
2. Step 2: Convert to fraction form
   57,435/88,260 = 88,260/x
3. Step 3: Cross multiply
   57,435x = 88,260 × 88,260
4. Step 4: Simplify right side
   57,435x = 7,789,827,600
5. Step 5: Solve for x
   x = 7,789,827,600/57,435
6. Step 6: Final answer
   x = 135,628.58