Finding the Fourth Proportional to 9,047.06, 12,487.64 and 5,512.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,047.06 : 12,487.64 = 5,512.01 : x
2. Step 2: Convert to fraction form
   9,047.06/12,487.64 = 5,512.01/x
3. Step 3: Cross multiply
   9,047.06x = 12,487.64 × 5,512.01
4. Step 4: Simplify right side
   9,047.06x = 68,831,906.56
5. Step 5: Solve for x
   x = 68,831,906.56/9,047.06
6. Step 6: Final answer
   x = 7,608.21