Finding the Third Proportional to 23,870 and 56,147

Step by Step Solution

1. Step 1: Write the proportion equation
   23,870 : 56,147 = 56,147 : x
2. Step 2: Convert to fraction form
   23,870/56,147 = 56,147/x
3. Step 3: Cross multiply
   23,870x = 56,147 × 56,147
4. Step 4: Simplify right side
   23,870x = 3,152,485,609
5. Step 5: Solve for x
   x = 3,152,485,609/23,870
6. Step 6: Final answer
   x = 132,068.94