Finding the Fourth Proportional to 37,646.90, 56,475.72 and 12,341

Step by Step Solution

1. Step 1: Write the proportion equation
   37,646.90 : 56,475.72 = 12,341 : x
2. Step 2: Convert to fraction form
   37,646.90/56,475.72 = 12,341/x
3. Step 3: Cross multiply
   37,646.90x = 56,475.72 × 12,341
4. Step 4: Simplify right side
   37,646.90x = 696,966,860.52
5. Step 5: Solve for x
   x = 696,966,860.52/37,646.90
6. Step 6: Final answer
   x = 18,513.26