Finding the Fourth Proportional to 349,414.28, 524,106.17 and 109,522.71

Step by Step Solution

1. Step 1: Write the proportion equation
   349,414.28 : 524,106.17 = 109,522.71 : x
2. Step 2: Convert to fraction form
   349,414.28/524,106.17 = 109,522.71/x
3. Step 3: Cross multiply
   349,414.28x = 524,106.17 × 109,522.71
4. Step 4: Simplify right side
   349,414.28x = 57,401,528,066.12
5. Step 5: Solve for x
   x = 57,401,528,066.12/349,414.28
6. Step 6: Final answer
   x = 164,279.28