Finding the Third Proportional to 69,898,906 and 152,069,780

Step by Step Solution

1. Step 1: Write the proportion equation
   69,898,906 : 152,069,780 = 152,069,780 : x
2. Step 2: Convert to fraction form
   69,898,906/152,069,780 = 152,069,780/x
3. Step 3: Cross multiply
   69,898,906x = 152,069,780 × 152,069,780
4. Step 4: Simplify right side
   69,898,906x = 23,125,217,989,248,400
5. Step 5: Solve for x
   x = 23,125,217,989,248,400/69,898,906
6. Step 6: Final answer
   x = 330,838,053.31