Finding the Fourth Proportional to 102,003.72, 153,005.37 and 27,123.87

Step by Step Solution

1. Step 1: Write the proportion equation
   102,003.72 : 153,005.37 = 27,123.87 : x
2. Step 2: Convert to fraction form
   102,003.72/153,005.37 = 27,123.87/x
3. Step 3: Cross multiply
   102,003.72x = 153,005.37 × 27,123.87
4. Step 4: Simplify right side
   102,003.72x = 4,150,097,765.18
5. Step 5: Solve for x
   x = 4,150,097,765.18/102,003.72
6. Step 6: Final answer
   x = 40,685.75