Finding the Fourth Proportional to 55,672.47, 76,827.83 and 30,178.94

Step by Step Solution

1. Step 1: Write the proportion equation
   55,672.47 : 76,827.83 = 30,178.94 : x
2. Step 2: Convert to fraction form
   55,672.47/76,827.83 = 30,178.94/x
3. Step 3: Cross multiply
   55,672.47x = 76,827.83 × 30,178.94
4. Step 4: Simplify right side
   55,672.47x = 2,318,582,050.04
5. Step 5: Solve for x
   x = 2,318,582,050.04/55,672.47
6. Step 6: Final answer
   x = 41,646.83