Finding the Fourth Proportional to 55,301.36, 82,548.31 and 47,454.30

Step by Step Solution

1. Step 1: Write the proportion equation
   55,301.36 : 82,548.31 = 47,454.30 : x
2. Step 2: Convert to fraction form
   55,301.36/82,548.31 = 47,454.30/x
3. Step 3: Cross multiply
   55,301.36x = 82,548.31 × 47,454.30
4. Step 4: Simplify right side
   55,301.36x = 3,917,271,839.04
5. Step 5: Solve for x
   x = 3,917,271,839.04/55,301.36
6. Step 6: Final answer
   x = 70,835.01