Finding the Fourth Proportional to 349,294, 482,025.72 and 190,318

Step by Step Solution

1. Step 1: Write the proportion equation
   349,294 : 482,025.72 = 190,318 : x
2. Step 2: Convert to fraction form
   349,294/482,025.72 = 190,318/x
3. Step 3: Cross multiply
   349,294x = 482,025.72 × 190,318
4. Step 4: Simplify right side
   349,294x = 91,738,170,978.96
5. Step 5: Solve for x
   x = 91,738,170,978.96/349,294
6. Step 6: Final answer
   x = 262,638.84