Finding the Third Proportional to 31,730 and 70,552

Step by Step Solution

1. Step 1: Write the proportion equation
   31,730 : 70,552 = 70,552 : x
2. Step 2: Convert to fraction form
   31,730/70,552 = 70,552/x
3. Step 3: Cross multiply
   31,730x = 70,552 × 70,552
4. Step 4: Simplify right side
   31,730x = 4,977,584,704
5. Step 5: Solve for x
   x = 4,977,584,704/31,730
6. Step 6: Final answer
   x = 156,873.14