Finding the Fourth Proportional to 148,576.72, 222,897.89 and 55,082.47

Step by Step Solution

1. Step 1: Write the proportion equation
   148,576.72 : 222,897.89 = 55,082.47 : x
2. Step 2: Convert to fraction form
   148,576.72/222,897.89 = 55,082.47/x
3. Step 3: Cross multiply
   148,576.72x = 222,897.89 × 55,082.47
4. Step 4: Simplify right side
   148,576.72x = 12,277,766,338.99
5. Step 5: Solve for x
   x = 12,277,766,338.99/148,576.72
6. Step 6: Final answer
   x = 82,635.87