Finding the Fourth Proportional to 9,069.86, 13,606.52 and 3,146.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.86 : 13,606.52 = 3,146.51 : x
2. Step 2: Convert to fraction form
   9,069.86/13,606.52 = 3,146.51/x
3. Step 3: Cross multiply
   9,069.86x = 13,606.52 × 3,146.51
4. Step 4: Simplify right side
   9,069.86x = 42,812,967.48
5. Step 5: Solve for x
   x = 42,812,967.48/9,069.86
6. Step 6: Final answer
   x = 4,720.36