Finding the Fourth Proportional to 224,012.10, 336,158.82 and 90,892.92

Step by Step Solution

1. Step 1: Write the proportion equation
   224,012.10 : 336,158.82 = 90,892.92 : x
2. Step 2: Convert to fraction form
   224,012.10/336,158.82 = 90,892.92/x
3. Step 3: Cross multiply
   224,012.10x = 336,158.82 × 90,892.92
4. Step 4: Simplify right side
   224,012.10x = 30,554,456,733.55
5. Step 5: Solve for x
   x = 30,554,456,733.55/224,012.10
6. Step 6: Final answer
   x = 136,396.46