Finding the Third Proportional to 31,037,960.50 and 73,165,110.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,037,960.50 : 73,165,110.25 = 73,165,110.25 : x
2. Step 2: Convert to fraction form
   31,037,960.50/73,165,110.25 = 73,165,110.25/x
3. Step 3: Cross multiply
   31,037,960.50x = 73,165,110.25 × 73,165,110.25
4. Step 4: Simplify right side
   31,037,960.50x = 5,353,133,357,894,655
5. Step 5: Solve for x
   x = 5,353,133,357,894,655/31,037,960.50
6. Step 6: Final answer
   x = 172,470,525.50