Finding the Fourth Proportional to 57,697,076.72, 79,621,674.72 and 31,591,120.16

Step by Step Solution

1. Step 1: Write the proportion equation
   57,697,076.72 : 79,621,674.72 = 31,591,120.16 : x
2. Step 2: Convert to fraction form
   57,697,076.72/79,621,674.72 = 31,591,120.16/x
3. Step 3: Cross multiply
   57,697,076.72x = 79,621,674.72 × 31,591,120.16
4. Step 4: Simplify right side
   57,697,076.72x = 2,515,337,893,419,954.50
5. Step 5: Solve for x
   x = 2,515,337,893,419,954.50/57,697,076.72
6. Step 6: Final answer
   x = 43,595,586.40