Finding the Third Proportional to 31,038,002 and 73,165,188

Step by Step Solution

1. Step 1: Write the proportion equation
   31,038,002 : 73,165,188 = 73,165,188 : x
2. Step 2: Convert to fraction form
   31,038,002/73,165,188 = 73,165,188/x
3. Step 3: Cross multiply
   31,038,002x = 73,165,188 × 73,165,188
4. Step 4: Simplify right side
   31,038,002x = 5,353,144,735,075,344
5. Step 5: Solve for x
   x = 5,353,144,735,075,344/31,038,002
6. Step 6: Final answer
   x = 172,470,661.45