Finding the Fourth Proportional to 49,131.36, 67,779.72 and 33,210

Step by Step Solution

1. Step 1: Write the proportion equation
   49,131.36 : 67,779.72 = 33,210 : x
2. Step 2: Convert to fraction form
   49,131.36/67,779.72 = 33,210/x
3. Step 3: Cross multiply
   49,131.36x = 67,779.72 × 33,210
4. Step 4: Simplify right side
   49,131.36x = 2,250,964,501.20
5. Step 5: Solve for x
   x = 2,250,964,501.20/49,131.36
6. Step 6: Final answer
   x = 45,815.23