Finding the Fourth Proportional to 32,930.56, 45,458.76 and 21,009.52

Step by Step Solution

1. Step 1: Write the proportion equation
   32,930.56 : 45,458.76 = 21,009.52 : x
2. Step 2: Convert to fraction form
   32,930.56/45,458.76 = 21,009.52/x
3. Step 3: Cross multiply
   32,930.56x = 45,458.76 × 21,009.52
4. Step 4: Simplify right side
   32,930.56x = 955,066,727.40
5. Step 5: Solve for x
   x = 955,066,727.40/32,930.56
6. Step 6: Final answer
   x = 29,002.44