Finding the Fourth Proportional to 47,418.02, 65,443.72 and 28,298.60

Step by Step Solution

1. Step 1: Write the proportion equation
   47,418.02 : 65,443.72 = 28,298.60 : x
2. Step 2: Convert to fraction form
   47,418.02/65,443.72 = 28,298.60/x
3. Step 3: Cross multiply
   47,418.02x = 65,443.72 × 28,298.60
4. Step 4: Simplify right side
   47,418.02x = 1,851,965,654.79
5. Step 5: Solve for x
   x = 1,851,965,654.79/47,418.02
6. Step 6: Final answer
   x = 39,056.16