Finding the Fourth Proportional to 47,546.34, 65,554.40 and 30,520.55

Step by Step Solution

1. Step 1: Write the proportion equation
   47,546.34 : 65,554.40 = 30,520.55 : x
2. Step 2: Convert to fraction form
   47,546.34/65,554.40 = 30,520.55/x
3. Step 3: Cross multiply
   47,546.34x = 65,554.40 × 30,520.55
4. Step 4: Simplify right side
   47,546.34x = 2,000,755,862.55
5. Step 5: Solve for x
   x = 2,000,755,862.55/47,546.34
6. Step 6: Final answer
   x = 42,080.12