Finding the Fourth Proportional to 6,700.86, 10,053.72 and 3,415.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,700.86 : 10,053.72 = 3,415.50 : x
2. Step 2: Convert to fraction form
   6,700.86/10,053.72 = 3,415.50/x
3. Step 3: Cross multiply
   6,700.86x = 10,053.72 × 3,415.50
4. Step 4: Simplify right side
   6,700.86x = 34,338,480.66
5. Step 5: Solve for x
   x = 34,338,480.66/6,700.86
6. Step 6: Final answer
   x = 5,124.49