Finding the Fourth Proportional to 4,100.16, 6,151.28 and 1,178.47

Step by Step Solution

1. Step 1: Write the proportion equation
   4,100.16 : 6,151.28 = 1,178.47 : x
2. Step 2: Convert to fraction form
   4,100.16/6,151.28 = 1,178.47/x
3. Step 3: Cross multiply
   4,100.16x = 6,151.28 × 1,178.47
4. Step 4: Simplify right side
   4,100.16x = 7,249,077.67
5. Step 5: Solve for x
   x = 7,249,077.67/4,100.16
6. Step 6: Final answer
   x = 1,768.00