Finding the Fourth Proportional to 31,025.76, 42,796.35 and 27,056.40

Step by Step Solution

1. Step 1: Write the proportion equation
   31,025.76 : 42,796.35 = 27,056.40 : x
2. Step 2: Convert to fraction form
   31,025.76/42,796.35 = 27,056.40/x
3. Step 3: Cross multiply
   31,025.76x = 42,796.35 × 27,056.40
4. Step 4: Simplify right side
   31,025.76x = 1,157,915,164.14
5. Step 5: Solve for x
   x = 1,157,915,164.14/31,025.76
6. Step 6: Final answer
   x = 37,321.09