Finding the Fourth Proportional to 9,212.52, 13,816.84 and 2,973.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,212.52 : 13,816.84 = 2,973.12 : x
2. Step 2: Convert to fraction form
   9,212.52/13,816.84 = 2,973.12/x
3. Step 3: Cross multiply
   9,212.52x = 13,816.84 × 2,973.12
4. Step 4: Simplify right side
   9,212.52x = 41,079,123.34
5. Step 5: Solve for x
   x = 41,079,123.34/9,212.52
6. Step 6: Final answer
   x = 4,459.05