Finding the Fourth Proportional to 10,973.72, 16,434.40 and 7,012.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,973.72 : 16,434.40 = 7,012.52 : x
2. Step 2: Convert to fraction form
   10,973.72/16,434.40 = 7,012.52/x
3. Step 3: Cross multiply
   10,973.72x = 16,434.40 × 7,012.52
4. Step 4: Simplify right side
   10,973.72x = 115,246,558.69
5. Step 5: Solve for x
   x = 115,246,558.69/10,973.72
6. Step 6: Final answer
   x = 10,502.05