Finding the Fourth Proportional to 547,513.72, 755,563.98 and 302,498.12

Step by Step Solution

1. Step 1: Write the proportion equation
   547,513.72 : 755,563.98 = 302,498.12 : x
2. Step 2: Convert to fraction form
   547,513.72/755,563.98 = 302,498.12/x
3. Step 3: Cross multiply
   547,513.72x = 755,563.98 × 302,498.12
4. Step 4: Simplify right side
   547,513.72x = 228,556,683,489.72
5. Step 5: Solve for x
   x = 228,556,683,489.72/547,513.72
6. Step 6: Final answer
   x = 417,444.67