Finding the Third Proportional to 684,875.25 and 973,485

Step by Step Solution

1. Step 1: Write the proportion equation
   684,875.25 : 973,485 = 973,485 : x
2. Step 2: Convert to fraction form
   684,875.25/973,485 = 973,485/x
3. Step 3: Cross multiply
   684,875.25x = 973,485 × 973,485
4. Step 4: Simplify right side
   684,875.25x = 947,673,045,225
5. Step 5: Solve for x
   x = 947,673,045,225/684,875.25
6. Step 6: Final answer
   x = 1,383,716.30