Finding the Fourth Proportional to 78,480.02, 117,717.42 and 34,106.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,480.02 : 117,717.42 = 34,106.82 : x
2. Step 2: Convert to fraction form
   78,480.02/117,717.42 = 34,106.82/x
3. Step 3: Cross multiply
   78,480.02x = 117,717.42 × 34,106.82
4. Step 4: Simplify right side
   78,480.02x = 4,014,966,854.80
5. Step 5: Solve for x
   x = 4,014,966,854.80/78,480.02
6. Step 6: Final answer
   x = 51,159.10