Finding the Third Proportional to 21,389,654 and 46,188,496

Step by Step Solution

1. Step 1: Write the proportion equation
   21,389,654 : 46,188,496 = 46,188,496 : x
2. Step 2: Convert to fraction form
   21,389,654/46,188,496 = 46,188,496/x
3. Step 3: Cross multiply
   21,389,654x = 46,188,496 × 46,188,496
4. Step 4: Simplify right side
   21,389,654x = 2,133,377,162,742,016
5. Step 5: Solve for x
   x = 2,133,377,162,742,016/21,389,654
6. Step 6: Final answer
   x = 99,738,741.11