Finding the Fourth Proportional to 140,860.49, 211,298.42 and 35,680.37

Step by Step Solution

1. Step 1: Write the proportion equation
   140,860.49 : 211,298.42 = 35,680.37 : x
2. Step 2: Convert to fraction form
   140,860.49/211,298.42 = 35,680.37/x
3. Step 3: Cross multiply
   140,860.49x = 211,298.42 × 35,680.37
4. Step 4: Simplify right side
   140,860.49x = 7,539,204,838.72
5. Step 5: Solve for x
   x = 7,539,204,838.72/140,860.49
6. Step 6: Final answer
   x = 53,522.50