Finding the Fourth Proportional to 253,870.47, 380,405.16 and 93,726.18

Step by Step Solution

1. Step 1: Write the proportion equation
   253,870.47 : 380,405.16 = 93,726.18 : x
2. Step 2: Convert to fraction form
   253,870.47/380,405.16 = 93,726.18/x
3. Step 3: Cross multiply
   253,870.47x = 380,405.16 × 93,726.18
4. Step 4: Simplify right side
   253,870.47x = 35,653,922,499.09
5. Step 5: Solve for x
   x = 35,653,922,499.09/253,870.47
6. Step 6: Final answer
   x = 140,441.39