Finding the Fourth Proportional to 12,030.10, 18,047.12 and 3,710.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,030.10 : 18,047.12 = 3,710.12 : x
2. Step 2: Convert to fraction form
   12,030.10/18,047.12 = 3,710.12/x
3. Step 3: Cross multiply
   12,030.10x = 18,047.12 × 3,710.12
4. Step 4: Simplify right side
   12,030.10x = 66,956,980.85
5. Step 5: Solve for x
   x = 66,956,980.85/12,030.10
6. Step 6: Final answer
   x = 5,565.79