Finding the Fourth Proportional to 101,581.76, 152,330.52 and 38,390.96

Step by Step Solution

1. Step 1: Write the proportion equation
   101,581.76 : 152,330.52 = 38,390.96 : x
2. Step 2: Convert to fraction form
   101,581.76/152,330.52 = 38,390.96/x
3. Step 3: Cross multiply
   101,581.76x = 152,330.52 × 38,390.96
4. Step 4: Simplify right side
   101,581.76x = 5,848,114,900.10
5. Step 5: Solve for x
   x = 5,848,114,900.10/101,581.76
6. Step 6: Final answer
   x = 57,570.52