Finding the Fourth Proportional to 12,070.06, 18,099.16 and 5,047.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,070.06 : 18,099.16 = 5,047.97 : x
2. Step 2: Convert to fraction form
   12,070.06/18,099.16 = 5,047.97/x
3. Step 3: Cross multiply
   12,070.06x = 18,099.16 × 5,047.97
4. Step 4: Simplify right side
   12,070.06x = 91,363,913.59
5. Step 5: Solve for x
   x = 91,363,913.59/12,070.06
6. Step 6: Final answer
   x = 7,569.47