Finding the Third Proportional to 69,898,910 and 152,069,788

Step by Step Solution

1. Step 1: Write the proportion equation
   69,898,910 : 152,069,788 = 152,069,788 : x
2. Step 2: Convert to fraction form
   69,898,910/152,069,788 = 152,069,788/x
3. Step 3: Cross multiply
   69,898,910x = 152,069,788 × 152,069,788
4. Step 4: Simplify right side
   69,898,910x = 23,125,220,422,364,944
5. Step 5: Solve for x
   x = 23,125,220,422,364,944/69,898,910
6. Step 6: Final answer
   x = 330,838,069.18