Finding the Fourth Proportional to 37,735.21, 56,599.56 and 12,774.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,735.21 : 56,599.56 = 12,774.72 : x
2. Step 2: Convert to fraction form
   37,735.21/56,599.56 = 12,774.72/x
3. Step 3: Cross multiply
   37,735.21x = 56,599.56 × 12,774.72
4. Step 4: Simplify right side
   37,735.21x = 723,043,531.12
5. Step 5: Solve for x
   x = 723,043,531.12/37,735.21
6. Step 6: Final answer
   x = 19,160.98