Finding the Fourth Proportional to 32,789.02, 45,267.52 and 21,643.42

Step by Step Solution

1. Step 1: Write the proportion equation
   32,789.02 : 45,267.52 = 21,643.42 : x
2. Step 2: Convert to fraction form
   32,789.02/45,267.52 = 21,643.42/x
3. Step 3: Cross multiply
   32,789.02x = 45,267.52 × 21,643.42
4. Step 4: Simplify right side
   32,789.02x = 979,743,947.72
5. Step 5: Solve for x
   x = 979,743,947.72/32,789.02
6. Step 6: Final answer
   x = 29,880.24