Finding the Fourth Proportional to 140,830.44, 194,371.52 and 89,859

Step by Step Solution

1. Step 1: Write the proportion equation
   140,830.44 : 194,371.52 = 89,859 : x
2. Step 2: Convert to fraction form
   140,830.44/194,371.52 = 89,859/x
3. Step 3: Cross multiply
   140,830.44x = 194,371.52 × 89,859
4. Step 4: Simplify right side
   140,830.44x = 17,466,030,415.68
5. Step 5: Solve for x
   x = 17,466,030,415.68/140,830.44
6. Step 6: Final answer
   x = 124,021.70