Finding the Fourth Proportional to 10,345.86, 15,519.06 and 3,776.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,345.86 : 15,519.06 = 3,776.94 : x
2. Step 2: Convert to fraction form
   10,345.86/15,519.06 = 3,776.94/x
3. Step 3: Cross multiply
   10,345.86x = 15,519.06 × 3,776.94
4. Step 4: Simplify right side
   10,345.86x = 58,614,558.48
5. Step 5: Solve for x
   x = 58,614,558.48/10,345.86
6. Step 6: Final answer
   x = 5,665.51