Finding the Fourth Proportional to 49,830.80, 68,740.14 and 30,714.59

Step by Step Solution

1. Step 1: Write the proportion equation
   49,830.80 : 68,740.14 = 30,714.59 : x
2. Step 2: Convert to fraction form
   49,830.80/68,740.14 = 30,714.59/x
3. Step 3: Cross multiply
   49,830.80x = 68,740.14 × 30,714.59
4. Step 4: Simplify right side
   49,830.80x = 2,111,325,503.67
5. Step 5: Solve for x
   x = 2,111,325,503.67/49,830.80
6. Step 6: Final answer
   x = 42,369.89