Finding the Fourth Proportional to 33,315.34, 45,970.72 and 21,394.82

Step by Step Solution

1. Step 1: Write the proportion equation
   33,315.34 : 45,970.72 = 21,394.82 : x
2. Step 2: Convert to fraction form
   33,315.34/45,970.72 = 21,394.82/x
3. Step 3: Cross multiply
   33,315.34x = 45,970.72 × 21,394.82
4. Step 4: Simplify right side
   33,315.34x = 983,535,461.46
5. Step 5: Solve for x
   x = 983,535,461.46/33,315.34
6. Step 6: Final answer
   x = 29,522.00