Finding the Fourth Proportional to 224,309.48, 309,650.73 and 138,283.83

Step by Step Solution

1. Step 1: Write the proportion equation
   224,309.48 : 309,650.73 = 138,283.83 : x
2. Step 2: Convert to fraction form
   224,309.48/309,650.73 = 138,283.83/x
3. Step 3: Cross multiply
   224,309.48x = 309,650.73 × 138,283.83
4. Step 4: Simplify right side
   224,309.48x = 42,819,689,165.98
5. Step 5: Solve for x
   x = 42,819,689,165.98/224,309.48
6. Step 6: Final answer
   x = 190,895.59