Finding the Fourth Proportional to 57,188.72, 78,901.53 and 34,519.10

Step by Step Solution

1. Step 1: Write the proportion equation
   57,188.72 : 78,901.53 = 34,519.10 : x
2. Step 2: Convert to fraction form
   57,188.72/78,901.53 = 34,519.10/x
3. Step 3: Cross multiply
   57,188.72x = 78,901.53 × 34,519.10
4. Step 4: Simplify right side
   57,188.72x = 2,723,609,409.72
5. Step 5: Solve for x
   x = 2,723,609,409.72/57,188.72
6. Step 6: Final answer
   x = 47,624.95