Finding the Fourth Proportional to 55,473.50, 76,553.70 and 30,323

Step by Step Solution

1. Step 1: Write the proportion equation
   55,473.50 : 76,553.70 = 30,323 : x
2. Step 2: Convert to fraction form
   55,473.50/76,553.70 = 30,323/x
3. Step 3: Cross multiply
   55,473.50x = 76,553.70 × 30,323
4. Step 4: Simplify right side
   55,473.50x = 2,321,337,845.10
5. Step 5: Solve for x
   x = 2,321,337,845.10/55,473.50
6. Step 6: Final answer
   x = 41,845.89