Finding the Fourth Proportional to 8,337.99, 12,507.01 and 3,407.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,337.99 : 12,507.01 = 3,407.63 : x
2. Step 2: Convert to fraction form
   8,337.99/12,507.01 = 3,407.63/x
3. Step 3: Cross multiply
   8,337.99x = 12,507.01 × 3,407.63
4. Step 4: Simplify right side
   8,337.99x = 42,619,238.33
5. Step 5: Solve for x
   x = 42,619,238.33/8,337.99
6. Step 6: Final answer
   x = 5,111.45