Finding the Fourth Proportional to 37,219.47, 55,836.89 and 12,261.04

Step by Step Solution

1. Step 1: Write the proportion equation
   37,219.47 : 55,836.89 = 12,261.04 : x
2. Step 2: Convert to fraction form
   37,219.47/55,836.89 = 12,261.04/x
3. Step 3: Cross multiply
   37,219.47x = 55,836.89 × 12,261.04
4. Step 4: Simplify right side
   37,219.47x = 684,618,341.77
5. Step 5: Solve for x
   x = 684,618,341.77/37,219.47
6. Step 6: Final answer
   x = 18,394.09