Finding the Fourth Proportional to 57,389.61, 79,196.57 and 31,895.67

Step by Step Solution

1. Step 1: Write the proportion equation
   57,389.61 : 79,196.57 = 31,895.67 : x
2. Step 2: Convert to fraction form
   57,389.61/79,196.57 = 31,895.67/x
3. Step 3: Cross multiply
   57,389.61x = 79,196.57 × 31,895.67
4. Step 4: Simplify right side
   57,389.61x = 2,526,027,502.37
5. Step 5: Solve for x
   x = 2,526,027,502.37/57,389.61
6. Step 6: Final answer
   x = 44,015.42