Finding the Third Proportional to 69,521,064 and 105,176,388

Step by Step Solution

1. Step 1: Write the proportion equation
   69,521,064 : 105,176,388 = 105,176,388 : x
2. Step 2: Convert to fraction form
   69,521,064/105,176,388 = 105,176,388/x
3. Step 3: Cross multiply
   69,521,064x = 105,176,388 × 105,176,388
4. Step 4: Simplify right side
   69,521,064x = 11,062,072,592,726,544
5. Step 5: Solve for x
   x = 11,062,072,592,726,544/69,521,064
6. Step 6: Final answer
   x = 159,118,286.69