Finding the Third Proportional to 90,744,684 and 139,481,082

Step by Step Solution

1. Step 1: Write the proportion equation
   90,744,684 : 139,481,082 = 139,481,082 : x
2. Step 2: Convert to fraction form
   90,744,684/139,481,082 = 139,481,082/x
3. Step 3: Cross multiply
   90,744,684x = 139,481,082 × 139,481,082
4. Step 4: Simplify right side
   90,744,684x = 19,454,972,235,890,724
5. Step 5: Solve for x
   x = 19,454,972,235,890,724/90,744,684
6. Step 6: Final answer
   x = 214,392,418.14