Finding the Fourth Proportional to 9,100.85, 13,655.52 and 4,715.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,100.85 : 13,655.52 = 4,715.91 : x
2. Step 2: Convert to fraction form
   9,100.85/13,655.52 = 4,715.91/x
3. Step 3: Cross multiply
   9,100.85x = 13,655.52 × 4,715.91
4. Step 4: Simplify right side
   9,100.85x = 64,398,203.32
5. Step 5: Solve for x
   x = 64,398,203.32/9,100.85
6. Step 6: Final answer
   x = 7,076.07