Finding the Third Proportional to 116,861 and 253,594

Step by Step Solution

1. Step 1: Write the proportion equation
   116,861 : 253,594 = 253,594 : x
2. Step 2: Convert to fraction form
   116,861/253,594 = 253,594/x
3. Step 3: Cross multiply
   116,861x = 253,594 × 253,594
4. Step 4: Simplify right side
   116,861x = 64,309,916,836
5. Step 5: Solve for x
   x = 64,309,916,836/116,861
6. Step 6: Final answer
   x = 550,311.20