Finding the Fourth Proportional to 31,526.27, 47,300.69 and 13,506.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,526.27 : 47,300.69 = 13,506.94 : x
2. Step 2: Convert to fraction form
   31,526.27/47,300.69 = 13,506.94/x
3. Step 3: Cross multiply
   31,526.27x = 47,300.69 × 13,506.94
4. Step 4: Simplify right side
   31,526.27x = 638,887,497.30
5. Step 5: Solve for x
   x = 638,887,497.30/31,526.27
6. Step 6: Final answer
   x = 20,265.25