Finding the Fourth Proportional to 102,141.30, 153,106.28 and 38,944.42

Step by Step Solution

1. Step 1: Write the proportion equation
   102,141.30 : 153,106.28 = 38,944.42 : x
2. Step 2: Convert to fraction form
   102,141.30/153,106.28 = 38,944.42/x
3. Step 3: Cross multiply
   102,141.30x = 153,106.28 × 38,944.42
4. Step 4: Simplify right side
   102,141.30x = 5,962,635,272.96
5. Step 5: Solve for x
   x = 5,962,635,272.96/102,141.30
6. Step 6: Final answer
   x = 58,376.34