Finding the Fourth Proportional to 224,048.09, 308,978.61 and 163,522.91

Step by Step Solution

1. Step 1: Write the proportion equation
   224,048.09 : 308,978.61 = 163,522.91 : x
2. Step 2: Convert to fraction form
   224,048.09/308,978.61 = 163,522.91/x
3. Step 3: Cross multiply
   224,048.09x = 308,978.61 × 163,522.91
4. Step 4: Simplify right side
   224,048.09x = 50,525,081,434.96
5. Step 5: Solve for x
   x = 50,525,081,434.96/224,048.09
6. Step 6: Final answer
   x = 225,509.99