Finding the Fourth Proportional to 37,573.34, 56,362.75 and 12,613.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,573.34 : 56,362.75 = 12,613.18 : x
2. Step 2: Convert to fraction form
   37,573.34/56,362.75 = 12,613.18/x
3. Step 3: Cross multiply
   37,573.34x = 56,362.75 × 12,613.18
4. Step 4: Simplify right side
   37,573.34x = 710,913,541.28
5. Step 5: Solve for x
   x = 710,913,541.28/37,573.34
6. Step 6: Final answer
   x = 18,920.69