Finding the Fourth Proportional to 37,660, 56,498.68 and 13,036

Step by Step Solution

1. Step 1: Write the proportion equation
   37,660 : 56,498.68 = 13,036 : x
2. Step 2: Convert to fraction form
   37,660/56,498.68 = 13,036/x
3. Step 3: Cross multiply
   37,660x = 56,498.68 × 13,036
4. Step 4: Simplify right side
   37,660x = 736,516,792.48
5. Step 5: Solve for x
   x = 736,516,792.48/37,660
6. Step 6: Final answer
   x = 19,557.00