Finding the Fourth Proportional to 9,203.89, 12,703.83 and 5,670.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,203.89 : 12,703.83 = 5,670.07 : x
2. Step 2: Convert to fraction form
   9,203.89/12,703.83 = 5,670.07/x
3. Step 3: Cross multiply
   9,203.89x = 12,703.83 × 5,670.07
4. Step 4: Simplify right side
   9,203.89x = 72,031,605.37
5. Step 5: Solve for x
   x = 72,031,605.37/9,203.89
6. Step 6: Final answer
   x = 7,826.21