Finding the Fourth Proportional to 47,637.46, 65,769.42 and 30,671.12

Step by Step Solution

1. Step 1: Write the proportion equation
   47,637.46 : 65,769.42 = 30,671.12 : x
2. Step 2: Convert to fraction form
   47,637.46/65,769.42 = 30,671.12/x
3. Step 3: Cross multiply
   47,637.46x = 65,769.42 × 30,671.12
4. Step 4: Simplify right side
   47,637.46x = 2,017,221,773.15
5. Step 5: Solve for x
   x = 2,017,221,773.15/47,637.46
6. Step 6: Final answer
   x = 42,345.28