Finding the Fourth Proportional to 30,691.29, 42,346.20 and 23,528.37

Step by Step Solution

1. Step 1: Write the proportion equation
   30,691.29 : 42,346.20 = 23,528.37 : x
2. Step 2: Convert to fraction form
   30,691.29/42,346.20 = 23,528.37/x
3. Step 3: Cross multiply
   30,691.29x = 42,346.20 × 23,528.37
4. Step 4: Simplify right side
   30,691.29x = 996,337,061.69
5. Step 5: Solve for x
   x = 996,337,061.69/30,691.29
6. Step 6: Final answer
   x = 32,463.19