Finding the Fourth Proportional to 80,886.76, 111,624.18 and 46,915.39

Step by Step Solution

1. Step 1: Write the proportion equation
   80,886.76 : 111,624.18 = 46,915.39 : x
2. Step 2: Convert to fraction form
   80,886.76/111,624.18 = 46,915.39/x
3. Step 3: Cross multiply
   80,886.76x = 111,624.18 × 46,915.39
4. Step 4: Simplify right side
   80,886.76x = 5,236,891,938.13
5. Step 5: Solve for x
   x = 5,236,891,938.13/80,886.76
6. Step 6: Final answer
   x = 64,743.50