Finding the Fourth Proportional to 9,044.79, 12,487.91 and 5,646.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,044.79 : 12,487.91 = 5,646.98 : x
2. Step 2: Convert to fraction form
   9,044.79/12,487.91 = 5,646.98/x
3. Step 3: Cross multiply
   9,044.79x = 12,487.91 × 5,646.98
4. Step 4: Simplify right side
   9,044.79x = 70,518,934.17
5. Step 5: Solve for x
   x = 70,518,934.17/9,044.79
6. Step 6: Final answer
   x = 7,796.64