Finding the Fourth Proportional to 55,451, 76,524.28 and 30,302.12

Step by Step Solution

1. Step 1: Write the proportion equation
   55,451 : 76,524.28 = 30,302.12 : x
2. Step 2: Convert to fraction form
   55,451/76,524.28 = 30,302.12/x
3. Step 3: Cross multiply
   55,451x = 76,524.28 × 30,302.12
4. Step 4: Simplify right side
   55,451x = 2,318,847,915.47
5. Step 5: Solve for x
   x = 2,318,847,915.47/55,451
6. Step 6: Final answer
   x = 41,817.96