Finding the Fourth Proportional to 51,174.34, 76,728.72 and 35,335

Step by Step Solution

1. Step 1: Write the proportion equation
   51,174.34 : 76,728.72 = 35,335 : x
2. Step 2: Convert to fraction form
   51,174.34/76,728.72 = 35,335/x
3. Step 3: Cross multiply
   51,174.34x = 76,728.72 × 35,335
4. Step 4: Simplify right side
   51,174.34x = 2,711,209,321.20
5. Step 5: Solve for x
   x = 2,711,209,321.20/51,174.34
6. Step 6: Final answer
   x = 52,979.86