Finding the Third Proportional to 38,293,398 and 57,479,274

Step by Step Solution

1. Step 1: Write the proportion equation
   38,293,398 : 57,479,274 = 57,479,274 : x
2. Step 2: Convert to fraction form
   38,293,398/57,479,274 = 57,479,274/x
3. Step 3: Cross multiply
   38,293,398x = 57,479,274 × 57,479,274
4. Step 4: Simplify right side
   38,293,398x = 3,303,866,939,567,076
5. Step 5: Solve for x
   x = 3,303,866,939,567,076/38,293,398
6. Step 6: Final answer
   x = 86,277,716.58