Finding the Fourth Proportional to 31,808.24, 47,638.52 and 30,701.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,808.24 : 47,638.52 = 30,701.10 : x
2. Step 2: Convert to fraction form
   31,808.24/47,638.52 = 30,701.10/x
3. Step 3: Cross multiply
   31,808.24x = 47,638.52 × 30,701.10
4. Step 4: Simplify right side
   31,808.24x = 1,462,554,966.37
5. Step 5: Solve for x
   x = 1,462,554,966.37/31,808.24
6. Step 6: Final answer
   x = 45,980.38