Finding the Fourth Proportional to 224,251.39, 309,473.15 and 137,050.62

Step by Step Solution

1. Step 1: Write the proportion equation
   224,251.39 : 309,473.15 = 137,050.62 : x
2. Step 2: Convert to fraction form
   224,251.39/309,473.15 = 137,050.62/x
3. Step 3: Cross multiply
   224,251.39x = 309,473.15 × 137,050.62
4. Step 4: Simplify right side
   224,251.39x = 42,413,487,080.85
5. Step 5: Solve for x
   x = 42,413,487,080.85/224,251.39
6. Step 6: Final answer
   x = 189,133.66