Finding the Third Proportional to 759,684.50 and 1,621,064

Step by Step Solution

1. Step 1: Write the proportion equation
   759,684.50 : 1,621,064 = 1,621,064 : x
2. Step 2: Convert to fraction form
   759,684.50/1,621,064 = 1,621,064/x
3. Step 3: Cross multiply
   759,684.50x = 1,621,064 × 1,621,064
4. Step 4: Simplify right side
   759,684.50x = 2,627,848,492,096
5. Step 5: Solve for x
   x = 2,627,848,492,096/759,684.50
6. Step 6: Final answer
   x = 3,459,131.38