Finding the Fourth Proportional to 37,630.10, 56,453.47 and 12,669.33

Step by Step Solution

1. Step 1: Write the proportion equation
   37,630.10 : 56,453.47 = 12,669.33 : x
2. Step 2: Convert to fraction form
   37,630.10/56,453.47 = 12,669.33/x
3. Step 3: Cross multiply
   37,630.10x = 56,453.47 × 12,669.33
4. Step 4: Simplify right side
   37,630.10x = 715,227,574.82
5. Step 5: Solve for x
   x = 715,227,574.82/37,630.10
6. Step 6: Final answer
   x = 19,006.79