Finding the Fourth Proportional to 42,877.47, 59,141.37 and 30,157.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,877.47 : 59,141.37 = 30,157.64 : x
2. Step 2: Convert to fraction form
   42,877.47/59,141.37 = 30,157.64/x
3. Step 3: Cross multiply
   42,877.47x = 59,141.37 × 30,157.64
4. Step 4: Simplify right side
   42,877.47x = 1,783,563,849.86
5. Step 5: Solve for x
   x = 1,783,563,849.86/42,877.47
6. Step 6: Final answer
   x = 41,596.76