Finding the Fourth Proportional to 55,298.02, 76,311.30 and 30,147.52

Step by Step Solution

1. Step 1: Write the proportion equation
   55,298.02 : 76,311.30 = 30,147.52 : x
2. Step 2: Convert to fraction form
   55,298.02/76,311.30 = 30,147.52/x
3. Step 3: Cross multiply
   55,298.02x = 76,311.30 × 30,147.52
4. Step 4: Simplify right side
   55,298.02x = 2,300,596,442.98
5. Step 5: Solve for x
   x = 2,300,596,442.98/55,298.02
6. Step 6: Final answer
   x = 41,603.60