Finding the Third Proportional to 47,202,749 and 72,900,405

Step by Step Solution

1. Step 1: Write the proportion equation
   47,202,749 : 72,900,405 = 72,900,405 : x
2. Step 2: Convert to fraction form
   47,202,749/72,900,405 = 72,900,405/x
3. Step 3: Cross multiply
   47,202,749x = 72,900,405 × 72,900,405
4. Step 4: Simplify right side
   47,202,749x = 5,314,469,049,164,025
5. Step 5: Solve for x
   x = 5,314,469,049,164,025/47,202,749
6. Step 6: Final answer
   x = 112,588,125.94