Finding the Fourth Proportional to 111,008.19, 166,522.77 and 31,046.15

Step by Step Solution

1. Step 1: Write the proportion equation
   111,008.19 : 166,522.77 = 31,046.15 : x
2. Step 2: Convert to fraction form
   111,008.19/166,522.77 = 31,046.15/x
3. Step 3: Cross multiply
   111,008.19x = 166,522.77 × 31,046.15
4. Step 4: Simplify right side
   111,008.19x = 5,169,890,063.22
5. Step 5: Solve for x
   x = 5,169,890,063.22/111,008.19
6. Step 6: Final answer
   x = 46,572.15