Finding the Fourth Proportional to 10,765.05, 16,147.89 and 2,973.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,765.05 : 16,147.89 = 2,973.87 : x
2. Step 2: Convert to fraction form
   10,765.05/16,147.89 = 2,973.87/x
3. Step 3: Cross multiply
   10,765.05x = 16,147.89 × 2,973.87
4. Step 4: Simplify right side
   10,765.05x = 48,021,725.63
5. Step 5: Solve for x
   x = 48,021,725.63/10,765.05
6. Step 6: Final answer
   x = 4,460.89