Finding the Fourth Proportional to 23,059.52, 31,835.70 and 21,730.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,059.52 : 31,835.70 = 21,730.94 : x
2. Step 2: Convert to fraction form
   23,059.52/31,835.70 = 21,730.94/x
3. Step 3: Cross multiply
   23,059.52x = 31,835.70 × 21,730.94
4. Step 4: Simplify right side
   23,059.52x = 691,819,686.56
5. Step 5: Solve for x
   x = 691,819,686.56/23,059.52
6. Step 6: Final answer
   x = 30,001.48