Finding the Fourth Proportional to 57,109.94, 78,819.06 and 34,461.15

Step by Step Solution

1. Step 1: Write the proportion equation
   57,109.94 : 78,819.06 = 34,461.15 : x
2. Step 2: Convert to fraction form
   57,109.94/78,819.06 = 34,461.15/x
3. Step 3: Cross multiply
   57,109.94x = 78,819.06 × 34,461.15
4. Step 4: Simplify right side
   57,109.94x = 2,716,195,277.21
5. Step 5: Solve for x
   x = 2,716,195,277.21/57,109.94
6. Step 6: Final answer
   x = 47,560.82