Finding the Fourth Proportional to 12,970.56, 19,459.04 and 3,736.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,970.56 : 19,459.04 = 3,736.48 : x
2. Step 2: Convert to fraction form
   12,970.56/19,459.04 = 3,736.48/x
3. Step 3: Cross multiply
   12,970.56x = 19,459.04 × 3,736.48
4. Step 4: Simplify right side
   12,970.56x = 72,708,313.78
5. Step 5: Solve for x
   x = 72,708,313.78/12,970.56
6. Step 6: Final answer
   x = 5,605.64