Finding the Fourth Proportional to 140,488.98, 193,887.72 and 83,899.14

Step by Step Solution

1. Step 1: Write the proportion equation
   140,488.98 : 193,887.72 = 83,899.14 : x
2. Step 2: Convert to fraction form
   140,488.98/193,887.72 = 83,899.14/x
3. Step 3: Cross multiply
   140,488.98x = 193,887.72 × 83,899.14
4. Step 4: Simplify right side
   140,488.98x = 16,267,012,964.56
5. Step 5: Solve for x
   x = 16,267,012,964.56/140,488.98
6. Step 6: Final answer
   x = 115,788.53