Finding the Fourth Proportional to 47,910.72, 65,638 and 46,115.02

Step by Step Solution

1. Step 1: Write the proportion equation
   47,910.72 : 65,638 = 46,115.02 : x
2. Step 2: Convert to fraction form
   47,910.72/65,638 = 46,115.02/x
3. Step 3: Cross multiply
   47,910.72x = 65,638 × 46,115.02
4. Step 4: Simplify right side
   47,910.72x = 3,026,897,682.76
5. Step 5: Solve for x
   x = 3,026,897,682.76/47,910.72
6. Step 6: Final answer
   x = 63,177.88