Finding the Fourth Proportional to 254,401.86, 381,632.87 and 112,186.72

Step by Step Solution

1. Step 1: Write the proportion equation
   254,401.86 : 381,632.87 = 112,186.72 : x
2. Step 2: Convert to fraction form
   254,401.86/381,632.87 = 112,186.72/x
3. Step 3: Cross multiply
   254,401.86x = 381,632.87 × 112,186.72
4. Step 4: Simplify right side
   254,401.86x = 42,814,140,055.94
5. Step 5: Solve for x
   x = 42,814,140,055.94/254,401.86
6. Step 6: Final answer
   x = 168,293.34