Finding the Fourth Proportional to 10,740.32, 16,112.72 and 3,345.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,740.32 : 16,112.72 = 3,345.76 : x
2. Step 2: Convert to fraction form
   10,740.32/16,112.72 = 3,345.76/x
3. Step 3: Cross multiply
   10,740.32x = 16,112.72 × 3,345.76
4. Step 4: Simplify right side
   10,740.32x = 53,909,294.07
5. Step 5: Solve for x
   x = 53,909,294.07/10,740.32
6. Step 6: Final answer
   x = 5,019.34