Finding the Fourth Proportional to 8,330.37, 12,500.72 and 3,400.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,330.37 : 12,500.72 = 3,400.01 : x
2. Step 2: Convert to fraction form
   8,330.37/12,500.72 = 3,400.01/x
3. Step 3: Cross multiply
   8,330.37x = 12,500.72 × 3,400.01
4. Step 4: Simplify right side
   8,330.37x = 42,502,493.50
5. Step 5: Solve for x
   x = 42,502,493.50/8,330.37
6. Step 6: Final answer
   x = 5,102.11