Finding the Fourth Proportional to 110,091.78, 165,152.03 and 31,208.07

Step by Step Solution

1. Step 1: Write the proportion equation
   110,091.78 : 165,152.03 = 31,208.07 : x
2. Step 2: Convert to fraction form
   110,091.78/165,152.03 = 31,208.07/x
3. Step 3: Cross multiply
   110,091.78x = 165,152.03 × 31,208.07
4. Step 4: Simplify right side
   110,091.78x = 5,154,076,112.88
5. Step 5: Solve for x
   x = 5,154,076,112.88/110,091.78
6. Step 6: Final answer
   x = 46,816.18