Finding the Third Proportional to 113,088 and 245,616

Step by Step Solution

1. Step 1: Write the proportion equation
   113,088 : 245,616 = 245,616 : x
2. Step 2: Convert to fraction form
   113,088/245,616 = 245,616/x
3. Step 3: Cross multiply
   113,088x = 245,616 × 245,616
4. Step 4: Simplify right side
   113,088x = 60,327,219,456
5. Step 5: Solve for x
   x = 60,327,219,456/113,088
6. Step 6: Final answer
   x = 533,453.77