Finding the Third Proportional to 58,680 and 88,300

Step by Step Solution

1. Step 1: Write the proportion equation
   58,680 : 88,300 = 88,300 : x
2. Step 2: Convert to fraction form
   58,680/88,300 = 88,300/x
3. Step 3: Cross multiply
   58,680x = 88,300 × 88,300
4. Step 4: Simplify right side
   58,680x = 7,796,890,000
5. Step 5: Solve for x
   x = 7,796,890,000/58,680
6. Step 6: Final answer
   x = 132,871.34