Finding the Fourth Proportional to 253,581.55, 380,443.43 and 101,885.15

Step by Step Solution

1. Step 1: Write the proportion equation
   253,581.55 : 380,443.43 = 101,885.15 : x
2. Step 2: Convert to fraction form
   253,581.55/380,443.43 = 101,885.15/x
3. Step 3: Cross multiply
   253,581.55x = 380,443.43 × 101,885.15
4. Step 4: Simplify right side
   253,581.55x = 38,761,535,422.64
5. Step 5: Solve for x
   x = 38,761,535,422.64/253,581.55
6. Step 6: Final answer
   x = 152,856.29