Finding the Third Proportional to 42,675,286 and 60,981,990

Step by Step Solution

1. Step 1: Write the proportion equation
   42,675,286 : 60,981,990 = 60,981,990 : x
2. Step 2: Convert to fraction form
   42,675,286/60,981,990 = 60,981,990/x
3. Step 3: Cross multiply
   42,675,286x = 60,981,990 × 60,981,990
4. Step 4: Simplify right side
   42,675,286x = 3,718,803,104,360,100
5. Step 5: Solve for x
   x = 3,718,803,104,360,100/42,675,286
6. Step 6: Final answer
   x = 87,141,843.74