Finding the Fourth Proportional to 52,830.63, 72,847.76 and 33,680.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,830.63 : 72,847.76 = 33,680.12 : x
2. Step 2: Convert to fraction form
   52,830.63/72,847.76 = 33,680.12/x
3. Step 3: Cross multiply
   52,830.63x = 72,847.76 × 33,680.12
4. Step 4: Simplify right side
   52,830.63x = 2,453,520,765.89
5. Step 5: Solve for x
   x = 2,453,520,765.89/52,830.63
6. Step 6: Final answer
   x = 46,441.26