Finding the Third Proportional to 802,789 and 1,684,385

Step by Step Solution

1. Step 1: Write the proportion equation
   802,789 : 1,684,385 = 1,684,385 : x
2. Step 2: Convert to fraction form
   802,789/1,684,385 = 1,684,385/x
3. Step 3: Cross multiply
   802,789x = 1,684,385 × 1,684,385
4. Step 4: Simplify right side
   802,789x = 2,837,152,828,225
5. Step 5: Solve for x
   x = 2,837,152,828,225/802,789
6. Step 6: Final answer
   x = 3,534,120.21