Finding the Fourth Proportional to 9,070.49, 13,606.58 and 3,146.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,070.49 : 13,606.58 = 3,146.46 : x
2. Step 2: Convert to fraction form
   9,070.49/13,606.58 = 3,146.46/x
3. Step 3: Cross multiply
   9,070.49x = 13,606.58 × 3,146.46
4. Step 4: Simplify right side
   9,070.49x = 42,812,516.55
5. Step 5: Solve for x
   x = 42,812,516.55/9,070.49
6. Step 6: Final answer
   x = 4,719.98