Finding the Fourth Proportional to 316,096.83, 436,242.71 and 188,769.69

Step by Step Solution

1. Step 1: Write the proportion equation
   316,096.83 : 436,242.71 = 188,769.69 : x
2. Step 2: Convert to fraction form
   316,096.83/436,242.71 = 188,769.69/x
3. Step 3: Cross multiply
   316,096.83x = 436,242.71 × 188,769.69
4. Step 4: Simplify right side
   316,096.83x = 82,349,401,603.38
5. Step 5: Solve for x
   x = 82,349,401,603.38/316,096.83
6. Step 6: Final answer
   x = 260,519.54