Finding the Fourth Proportional to 33,219.32, 45,816.74 and 21,283.77

Step by Step Solution

1. Step 1: Write the proportion equation
   33,219.32 : 45,816.74 = 21,283.77 : x
2. Step 2: Convert to fraction form
   33,219.32/45,816.74 = 21,283.77/x
3. Step 3: Cross multiply
   33,219.32x = 45,816.74 × 21,283.77
4. Step 4: Simplify right side
   33,219.32x = 975,152,849.89
5. Step 5: Solve for x
   x = 975,152,849.89/33,219.32
6. Step 6: Final answer
   x = 29,355.00