Finding the Fourth Proportional to 143,307.22, 214,980.27 and 49,800.82

Step by Step Solution

1. Step 1: Write the proportion equation
   143,307.22 : 214,980.27 = 49,800.82 : x
2. Step 2: Convert to fraction form
   143,307.22/214,980.27 = 49,800.82/x
3. Step 3: Cross multiply
   143,307.22x = 214,980.27 × 49,800.82
4. Step 4: Simplify right side
   143,307.22x = 10,706,193,729.82
5. Step 5: Solve for x
   x = 10,706,193,729.82/143,307.22
6. Step 6: Final answer
   x = 74,707.99