Finding the Fourth Proportional to 85,085.68, 127,629.42 and 35,131.36

Step by Step Solution

1. Step 1: Write the proportion equation
   85,085.68 : 127,629.42 = 35,131.36 : x
2. Step 2: Convert to fraction form
   85,085.68/127,629.42 = 35,131.36/x
3. Step 3: Cross multiply
   85,085.68x = 127,629.42 × 35,131.36
4. Step 4: Simplify right side
   85,085.68x = 4,483,795,100.61
5. Step 5: Solve for x
   x = 4,483,795,100.61/85,085.68
6. Step 6: Final answer
   x = 52,697.41