Finding the Fourth Proportional to 82,919.58, 114,429.15 and 47,109.66

Step by Step Solution

1. Step 1: Write the proportion equation
   82,919.58 : 114,429.15 = 47,109.66 : x
2. Step 2: Convert to fraction form
   82,919.58/114,429.15 = 47,109.66/x
3. Step 3: Cross multiply
   82,919.58x = 114,429.15 × 47,109.66
4. Step 4: Simplify right side
   82,919.58x = 5,390,718,350.59
5. Step 5: Solve for x
   x = 5,390,718,350.59/82,919.58
6. Step 6: Final answer
   x = 65,011.40