Finding the Third Proportional to 56,010 and 86,730

Step by Step Solution

1. Step 1: Write the proportion equation
   56,010 : 86,730 = 86,730 : x
2. Step 2: Convert to fraction form
   56,010/86,730 = 86,730/x
3. Step 3: Cross multiply
   56,010x = 86,730 × 86,730
4. Step 4: Simplify right side
   56,010x = 7,522,092,900
5. Step 5: Solve for x
   x = 7,522,092,900/56,010
6. Step 6: Final answer
   x = 134,299.11