Finding the Third Proportional to 69,479,055 and 148,499,748

Step by Step Solution

1. Step 1: Write the proportion equation
   69,479,055 : 148,499,748 = 148,499,748 : x
2. Step 2: Convert to fraction form
   69,479,055/148,499,748 = 148,499,748/x
3. Step 3: Cross multiply
   69,479,055x = 148,499,748 × 148,499,748
4. Step 4: Simplify right side
   69,479,055x = 22,052,175,156,063,504
5. Step 5: Solve for x
   x = 22,052,175,156,063,504/69,479,055
6. Step 6: Final answer
   x = 317,393,136.05