Finding the Fourth Proportional to 57,632,997.36, 79,533,298.58 and 31,171,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   57,632,997.36 : 79,533,298.58 = 31,171,380.72 : x
2. Step 2: Convert to fraction form
   57,632,997.36/79,533,298.58 = 31,171,380.72/x
3. Step 3: Cross multiply
   57,632,997.36x = 79,533,298.58 × 31,171,380.72
4. Step 4: Simplify right side
   57,632,997.36x = 2,479,162,729,954,615
5. Step 5: Solve for x
   x = 2,479,162,729,954,615/57,632,997.36
6. Step 6: Final answer
   x = 43,016,376.79