Finding the Fourth Proportional to 8,685.01, 13,030.86 and 4,522.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,685.01 : 13,030.86 = 4,522.42 : x
2. Step 2: Convert to fraction form
   8,685.01/13,030.86 = 4,522.42/x
3. Step 3: Cross multiply
   8,685.01x = 13,030.86 × 4,522.42
4. Step 4: Simplify right side
   8,685.01x = 58,931,021.88
5. Step 5: Solve for x
   x = 58,931,021.88/8,685.01
6. Step 6: Final answer
   x = 6,785.37