Finding the Fourth Proportional to 49,671.02, 68,548.50 and 30,814.22

Step by Step Solution

1. Step 1: Write the proportion equation
   49,671.02 : 68,548.50 = 30,814.22 : x
2. Step 2: Convert to fraction form
   49,671.02/68,548.50 = 30,814.22/x
3. Step 3: Cross multiply
   49,671.02x = 68,548.50 × 30,814.22
4. Step 4: Simplify right side
   49,671.02x = 2,112,268,559.67
5. Step 5: Solve for x
   x = 2,112,268,559.67/49,671.02
6. Step 6: Final answer
   x = 42,525.17