Finding the Fourth Proportional to 7,290.38, 10,061.34 and 4,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,290.38 : 10,061.34 = 4,146.50 : x
2. Step 2: Convert to fraction form
   7,290.38/10,061.34 = 4,146.50/x
3. Step 3: Cross multiply
   7,290.38x = 10,061.34 × 4,146.50
4. Step 4: Simplify right side
   7,290.38x = 41,719,346.31
5. Step 5: Solve for x
   x = 41,719,346.31/7,290.38
6. Step 6: Final answer
   x = 5,722.52