Finding the Fourth Proportional to 140,567.81, 193,865.81 and 89,582.76

Step by Step Solution

1. Step 1: Write the proportion equation
   140,567.81 : 193,865.81 = 89,582.76 : x
2. Step 2: Convert to fraction form
   140,567.81/193,865.81 = 89,582.76/x
3. Step 3: Cross multiply
   140,567.81x = 193,865.81 × 89,582.76
4. Step 4: Simplify right side
   140,567.81x = 17,367,033,881.52
5. Step 5: Solve for x
   x = 17,367,033,881.52/140,567.81
6. Step 6: Final answer
   x = 123,549.16