Finding the Fourth Proportional to 142,806.84, 214,061.67 and 47,966.64

Step by Step Solution

1. Step 1: Write the proportion equation
   142,806.84 : 214,061.67 = 47,966.64 : x
2. Step 2: Convert to fraction form
   142,806.84/214,061.67 = 47,966.64/x
3. Step 3: Cross multiply
   142,806.84x = 214,061.67 × 47,966.64
4. Step 4: Simplify right side
   142,806.84x = 10,267,819,062.69
5. Step 5: Solve for x
   x = 10,267,819,062.69/142,806.84
6. Step 6: Final answer
   x = 71,900.05