Finding the Fourth Proportional to 49,628.84, 68,498.60 and 30,525.03

Step by Step Solution

1. Step 1: Write the proportion equation
   49,628.84 : 68,498.60 = 30,525.03 : x
2. Step 2: Convert to fraction form
   49,628.84/68,498.60 = 30,525.03/x
3. Step 3: Cross multiply
   49,628.84x = 68,498.60 × 30,525.03
4. Step 4: Simplify right side
   49,628.84x = 2,090,921,667.33
5. Step 5: Solve for x
   x = 2,090,921,667.33/49,628.84
6. Step 6: Final answer
   x = 42,131.19