Finding the Fourth Proportional to 78,742.64, 118,047.54 and 34,336.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,742.64 : 118,047.54 = 34,336.82 : x
2. Step 2: Convert to fraction form
   78,742.64/118,047.54 = 34,336.82/x
3. Step 3: Cross multiply
   78,742.64x = 118,047.54 × 34,336.82
4. Step 4: Simplify right side
   78,742.64x = 4,053,377,132.42
5. Step 5: Solve for x
   x = 4,053,377,132.42/78,742.64
6. Step 6: Final answer
   x = 51,476.27