Finding the Fourth Proportional to 37,910.32, 56,853.16 and 12,603.02

Step by Step Solution

1. Step 1: Write the proportion equation
   37,910.32 : 56,853.16 = 12,603.02 : x
2. Step 2: Convert to fraction form
   37,910.32/56,853.16 = 12,603.02/x
3. Step 3: Cross multiply
   37,910.32x = 56,853.16 × 12,603.02
4. Step 4: Simplify right side
   37,910.32x = 716,521,196.77
5. Step 5: Solve for x
   x = 716,521,196.77/37,910.32
6. Step 6: Final answer
   x = 18,900.43