Finding the Fourth Proportional to 57,191.72, 78,905.67 and 34,522.10

Step by Step Solution

1. Step 1: Write the proportion equation
   57,191.72 : 78,905.67 = 34,522.10 : x
2. Step 2: Convert to fraction form
   57,191.72/78,905.67 = 34,522.10/x
3. Step 3: Cross multiply
   57,191.72x = 78,905.67 × 34,522.10
4. Step 4: Simplify right side
   57,191.72x = 2,723,989,035.78
5. Step 5: Solve for x
   x = 2,723,989,035.78/57,191.72
6. Step 6: Final answer
   x = 47,629.08