Finding the Fourth Proportional to 78,760.88, 118,007.62 and 47,530.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,760.88 : 118,007.62 = 47,530.52 : x
2. Step 2: Convert to fraction form
   78,760.88/118,007.62 = 47,530.52/x
3. Step 3: Cross multiply
   78,760.88x = 118,007.62 × 47,530.52
4. Step 4: Simplify right side
   78,760.88x = 5,608,963,542.56
5. Step 5: Solve for x
   x = 5,608,963,542.56/78,760.88
6. Step 6: Final answer
   x = 71,215.09