Finding the Fourth Proportional to 52,123.78, 71,930.91 and 28,250.38

Step by Step Solution

1. Step 1: Write the proportion equation
   52,123.78 : 71,930.91 = 28,250.38 : x
2. Step 2: Convert to fraction form
   52,123.78/71,930.91 = 28,250.38/x
3. Step 3: Cross multiply
   52,123.78x = 71,930.91 × 28,250.38
4. Step 4: Simplify right side
   52,123.78x = 2,032,075,541.25
5. Step 5: Solve for x
   x = 2,032,075,541.25/52,123.78
6. Step 6: Final answer
   x = 38,985.58