Finding the Fourth Proportional to 78,948.37, 108,865.77 and 52,056.47

Step by Step Solution

1. Step 1: Write the proportion equation
   78,948.37 : 108,865.77 = 52,056.47 : x
2. Step 2: Convert to fraction form
   78,948.37/108,865.77 = 52,056.47/x
3. Step 3: Cross multiply
   78,948.37x = 108,865.77 × 52,056.47
4. Step 4: Simplify right side
   78,948.37x = 5,667,168,059.80
5. Step 5: Solve for x
   x = 5,667,168,059.80/78,948.37
6. Step 6: Final answer
   x = 71,783.22