Finding the Fourth Proportional to 47,480.91, 65,505.27 and 30,480.63

Step by Step Solution

1. Step 1: Write the proportion equation
   47,480.91 : 65,505.27 = 30,480.63 : x
2. Step 2: Convert to fraction form
   47,480.91/65,505.27 = 30,480.63/x
3. Step 3: Cross multiply
   47,480.91x = 65,505.27 × 30,480.63
4. Step 4: Simplify right side
   47,480.91x = 1,996,641,897.92
5. Step 5: Solve for x
   x = 1,996,641,897.92/47,480.91
6. Step 6: Final answer
   x = 42,051.47