Finding the Third Proportional to 116,212.50 and 253,737

Step by Step Solution

1. Step 1: Write the proportion equation
   116,212.50 : 253,737 = 253,737 : x
2. Step 2: Convert to fraction form
   116,212.50/253,737 = 253,737/x
3. Step 3: Cross multiply
   116,212.50x = 253,737 × 253,737
4. Step 4: Simplify right side
   116,212.50x = 64,382,465,169
5. Step 5: Solve for x
   x = 64,382,465,169/116,212.50
6. Step 6: Final answer
   x = 554,006.37