Finding the Fourth Proportional to 52,028.58, 71,799.76 and 30,513.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,028.58 : 71,799.76 = 30,513.94 : x
2. Step 2: Convert to fraction form
   52,028.58/71,799.76 = 30,513.94/x
3. Step 3: Cross multiply
   52,028.58x = 71,799.76 × 30,513.94
4. Step 4: Simplify right side
   52,028.58x = 2,190,893,568.65
5. Step 5: Solve for x
   x = 2,190,893,568.65/52,028.58
6. Step 6: Final answer
   x = 42,109.42