Finding the Fourth Proportional to 116,479.58, 174,561.72 and 53,221.82

Step by Step Solution

1. Step 1: Write the proportion equation
   116,479.58 : 174,561.72 = 53,221.82 : x
2. Step 2: Convert to fraction form
   116,479.58/174,561.72 = 53,221.82/x
3. Step 3: Cross multiply
   116,479.58x = 174,561.72 × 53,221.82
4. Step 4: Simplify right side
   116,479.58x = 9,290,492,440.73
5. Step 5: Solve for x
   x = 9,290,492,440.73/116,479.58
6. Step 6: Final answer
   x = 79,760.70