Finding the Third Proportional to 69,969,906 and 144,411,120

Step by Step Solution

1. Step 1: Write the proportion equation
   69,969,906 : 144,411,120 = 144,411,120 : x
2. Step 2: Convert to fraction form
   69,969,906/144,411,120 = 144,411,120/x
3. Step 3: Cross multiply
   69,969,906x = 144,411,120 × 144,411,120
4. Step 4: Simplify right side
   69,969,906x = 20,854,571,579,654,400
5. Step 5: Solve for x
   x = 20,854,571,579,654,400/69,969,906
6. Step 6: Final answer
   x = 298,050,587.34