Finding the Fourth Proportional to 85,080.04, 127,616.18 and 31,767.86

Step by Step Solution

1. Step 1: Write the proportion equation
   85,080.04 : 127,616.18 = 31,767.86 : x
2. Step 2: Convert to fraction form
   85,080.04/127,616.18 = 31,767.86/x
3. Step 3: Cross multiply
   85,080.04x = 127,616.18 × 31,767.86
4. Step 4: Simplify right side
   85,080.04x = 4,054,093,100.18
5. Step 5: Solve for x
   x = 4,054,093,100.18/85,080.04
6. Step 6: Final answer
   x = 47,650.34