Finding the Fourth Proportional to 12,602.94, 18,903.72 and 3,837.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,602.94 : 18,903.72 = 3,837.12 : x
2. Step 2: Convert to fraction form
   12,602.94/18,903.72 = 3,837.12/x
3. Step 3: Cross multiply
   12,602.94x = 18,903.72 × 3,837.12
4. Step 4: Simplify right side
   12,602.94x = 72,535,842.09
5. Step 5: Solve for x
   x = 72,535,842.09/12,602.94
6. Step 6: Final answer
   x = 5,755.47