Finding the Fourth Proportional to 55,747, 76,930.86 and 30,598.12

Step by Step Solution

1. Step 1: Write the proportion equation
   55,747 : 76,930.86 = 30,598.12 : x
2. Step 2: Convert to fraction form
   55,747/76,930.86 = 30,598.12/x
3. Step 3: Cross multiply
   55,747x = 76,930.86 × 30,598.12
4. Step 4: Simplify right side
   55,747x = 2,353,939,685.98
5. Step 5: Solve for x
   x = 2,353,939,685.98/55,747
6. Step 6: Final answer
   x = 42,225.41