Finding the Fourth Proportional to 140,874.39, 211,314.96 and 47,380.14

Step by Step Solution

1. Step 1: Write the proportion equation
   140,874.39 : 211,314.96 = 47,380.14 : x
2. Step 2: Convert to fraction form
   140,874.39/211,314.96 = 47,380.14/x
3. Step 3: Cross multiply
   140,874.39x = 211,314.96 × 47,380.14
4. Step 4: Simplify right side
   140,874.39x = 10,012,132,388.89
5. Step 5: Solve for x
   x = 10,012,132,388.89/140,874.39
6. Step 6: Final answer
   x = 71,071.35