Finding the Fourth Proportional to 224,185.32, 309,375.46 and 123,585

Step by Step Solution

1. Step 1: Write the proportion equation
   224,185.32 : 309,375.46 = 123,585 : x
2. Step 2: Convert to fraction form
   224,185.32/309,375.46 = 123,585/x
3. Step 3: Cross multiply
   224,185.32x = 309,375.46 × 123,585
4. Step 4: Simplify right side
   224,185.32x = 38,234,166,224.10
5. Step 5: Solve for x
   x = 38,234,166,224.10/224,185.32
6. Step 6: Final answer
   x = 170,547.14