Finding the Third Proportional to 228,148.50 and 508,704

Step by Step Solution

1. Step 1: Write the proportion equation
   228,148.50 : 508,704 = 508,704 : x
2. Step 2: Convert to fraction form
   228,148.50/508,704 = 508,704/x
3. Step 3: Cross multiply
   228,148.50x = 508,704 × 508,704
4. Step 4: Simplify right side
   228,148.50x = 258,779,759,616
5. Step 5: Solve for x
   x = 258,779,759,616/228,148.50
6. Step 6: Final answer
   x = 1,134,260.18