Finding the Fourth Proportional to 70,906.72, 97,851.92 and 39,076.76

Step by Step Solution

1. Step 1: Write the proportion equation
   70,906.72 : 97,851.92 = 39,076.76 : x
2. Step 2: Convert to fraction form
   70,906.72/97,851.92 = 39,076.76/x
3. Step 3: Cross multiply
   70,906.72x = 97,851.92 × 39,076.76
4. Step 4: Simplify right side
   70,906.72x = 3,823,735,993.38
5. Step 5: Solve for x
   x = 3,823,735,993.38/70,906.72
6. Step 6: Final answer
   x = 53,926.29