Finding the Fourth Proportional to 529,940.72, 794,911.52 and 130,581.54

Step by Step Solution

1. Step 1: Write the proportion equation
   529,940.72 : 794,911.52 = 130,581.54 : x
2. Step 2: Convert to fraction form
   529,940.72/794,911.52 = 130,581.54/x
3. Step 3: Cross multiply
   529,940.72x = 794,911.52 × 130,581.54
4. Step 4: Simplify right side
   529,940.72x = 103,800,770,445.34
5. Step 5: Solve for x
   x = 103,800,770,445.34/529,940.72
6. Step 6: Final answer
   x = 195,872.42