Finding the Fourth Proportional to 55,246.48, 82,870.56 and 13,693.52

Step by Step Solution

1. Step 1: Write the proportion equation
   55,246.48 : 82,870.56 = 13,693.52 : x
2. Step 2: Convert to fraction form
   55,246.48/82,870.56 = 13,693.52/x
3. Step 3: Cross multiply
   55,246.48x = 82,870.56 × 13,693.52
4. Step 4: Simplify right side
   55,246.48x = 1,134,789,670.77
5. Step 5: Solve for x
   x = 1,134,789,670.77/55,246.48
6. Step 6: Final answer
   x = 20,540.49