Finding the Fourth Proportional to 10,730.34, 16,090.02 and 4,881.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,730.34 : 16,090.02 = 4,881.96 : x
2. Step 2: Convert to fraction form
   10,730.34/16,090.02 = 4,881.96/x
3. Step 3: Cross multiply
   10,730.34x = 16,090.02 × 4,881.96
4. Step 4: Simplify right side
   10,730.34x = 78,550,834.04
5. Step 5: Solve for x
   x = 78,550,834.04/10,730.34
6. Step 6: Final answer
   x = 7,320.44