Finding the Fourth Proportional to 64,123.38, 88,444.37 and 45,007.42

Step by Step Solution

1. Step 1: Write the proportion equation
   64,123.38 : 88,444.37 = 45,007.42 : x
2. Step 2: Convert to fraction form
   64,123.38/88,444.37 = 45,007.42/x
3. Step 3: Cross multiply
   64,123.38x = 88,444.37 × 45,007.42
4. Step 4: Simplify right side
   64,123.38x = 3,980,652,907.23
5. Step 5: Solve for x
   x = 3,980,652,907.23/64,123.38
6. Step 6: Final answer
   x = 62,078.03