Finding the Fourth Proportional to 37,533.57, 56,292.15 and 12,577.16

Step by Step Solution

1. Step 1: Write the proportion equation
   37,533.57 : 56,292.15 = 12,577.16 : x
2. Step 2: Convert to fraction form
   37,533.57/56,292.15 = 12,577.16/x
3. Step 3: Cross multiply
   37,533.57x = 56,292.15 × 12,577.16
4. Step 4: Simplify right side
   37,533.57x = 707,995,377.29
5. Step 5: Solve for x
   x = 707,995,377.29/37,533.57
6. Step 6: Final answer
   x = 18,862.99