Finding the Fourth Proportional to 9,060.51, 12,503.82 and 5,283.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,060.51 : 12,503.82 = 5,283.07 : x
2. Step 2: Convert to fraction form
   9,060.51/12,503.82 = 5,283.07/x
3. Step 3: Cross multiply
   9,060.51x = 12,503.82 × 5,283.07
4. Step 4: Simplify right side
   9,060.51x = 66,058,556.33
5. Step 5: Solve for x
   x = 66,058,556.33/9,060.51
6. Step 6: Final answer
   x = 7,290.82