Finding the Fourth Proportional to 10,097.72, 15,148.75 and 3,077.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,097.72 : 15,148.75 = 3,077.55 : x
2. Step 2: Convert to fraction form
   10,097.72/15,148.75 = 3,077.55/x
3. Step 3: Cross multiply
   10,097.72x = 15,148.75 × 3,077.55
4. Step 4: Simplify right side
   10,097.72x = 46,620,959.82
5. Step 5: Solve for x
   x = 46,620,959.82/10,097.72
6. Step 6: Final answer
   x = 4,616.98