Finding the Fourth Proportional to 33,007.42, 45,530.73 and 21,070.76

Step by Step Solution

1. Step 1: Write the proportion equation
   33,007.42 : 45,530.73 = 21,070.76 : x
2. Step 2: Convert to fraction form
   33,007.42/45,530.73 = 21,070.76/x
3. Step 3: Cross multiply
   33,007.42x = 45,530.73 × 21,070.76
4. Step 4: Simplify right side
   33,007.42x = 959,367,084.45
5. Step 5: Solve for x
   x = 959,367,084.45/33,007.42
6. Step 6: Final answer
   x = 29,065.19