Finding the Fourth Proportional to 9,407.73, 12,985.20 and 5,868.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,407.73 : 12,985.20 = 5,868.84 : x
2. Step 2: Convert to fraction form
   9,407.73/12,985.20 = 5,868.84/x
3. Step 3: Cross multiply
   9,407.73x = 12,985.20 × 5,868.84
4. Step 4: Simplify right side
   9,407.73x = 76,208,061.17
5. Step 5: Solve for x
   x = 76,208,061.17/9,407.73
6. Step 6: Final answer
   x = 8,100.58