Finding the Fourth Proportional to 37,572, 56,366.64 and 12,948

Step by Step Solution

1. Step 1: Write the proportion equation
   37,572 : 56,366.64 = 12,948 : x
2. Step 2: Convert to fraction form
   37,572/56,366.64 = 12,948/x
3. Step 3: Cross multiply
   37,572x = 56,366.64 × 12,948
4. Step 4: Simplify right side
   37,572x = 729,835,254.72
5. Step 5: Solve for x
   x = 729,835,254.72/37,572
6. Step 6: Final answer
   x = 19,424.98