Finding the Third Proportional to 759,688 and 1,621,076

Step by Step Solution

1. Step 1: Write the proportion equation
   759,688 : 1,621,076 = 1,621,076 : x
2. Step 2: Convert to fraction form
   759,688/1,621,076 = 1,621,076/x
3. Step 3: Cross multiply
   759,688x = 1,621,076 × 1,621,076
4. Step 4: Simplify right side
   759,688x = 2,627,887,397,776
5. Step 5: Solve for x
   x = 2,627,887,397,776/759,688
6. Step 6: Final answer
   x = 3,459,166.65