Finding the Fourth Proportional to 380,723.86, 571,087.10 and 96,414.33

Step by Step Solution

1. Step 1: Write the proportion equation
   380,723.86 : 571,087.10 = 96,414.33 : x
2. Step 2: Convert to fraction form
   380,723.86/571,087.10 = 96,414.33/x
3. Step 3: Cross multiply
   380,723.86x = 571,087.10 × 96,414.33
4. Step 4: Simplify right side
   380,723.86x = 55,060,978,690.43
5. Step 5: Solve for x
   x = 55,060,978,690.43/380,723.86
6. Step 6: Final answer
   x = 144,621.82