Finding the Third Proportional to 69,474,838 and 102,191,469

Step by Step Solution

1. Step 1: Write the proportion equation
   69,474,838 : 102,191,469 = 102,191,469 : x
2. Step 2: Convert to fraction form
   69,474,838/102,191,469 = 102,191,469/x
3. Step 3: Cross multiply
   69,474,838x = 102,191,469 × 102,191,469
4. Step 4: Simplify right side
   69,474,838x = 10,443,096,336,377,960
5. Step 5: Solve for x
   x = 10,443,096,336,377,960/69,474,838
6. Step 6: Final answer
   x = 150,314,799.39