Finding the Fourth Proportional to 11,455.59, 17,167.17 and 4,875.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,455.59 : 17,167.17 = 4,875.15 : x
2. Step 2: Convert to fraction form
   11,455.59/17,167.17 = 4,875.15/x
3. Step 3: Cross multiply
   11,455.59x = 17,167.17 × 4,875.15
4. Step 4: Simplify right side
   11,455.59x = 83,692,528.83
5. Step 5: Solve for x
   x = 83,692,528.83/11,455.59
6. Step 6: Final answer
   x = 7,305.82