Finding the Fourth Proportional to 53,003.46, 79,474.05 and 21,414.52

Step by Step Solution

1. Step 1: Write the proportion equation
   53,003.46 : 79,474.05 = 21,414.52 : x
2. Step 2: Convert to fraction form
   53,003.46/79,474.05 = 21,414.52/x
3. Step 3: Cross multiply
   53,003.46x = 79,474.05 × 21,414.52
4. Step 4: Simplify right side
   53,003.46x = 1,701,898,633.21
5. Step 5: Solve for x
   x = 1,701,898,633.21/53,003.46
6. Step 6: Final answer
   x = 32,109.20