Finding the Third Proportional to 802,178 and 1,783,672

Step by Step Solution

1. Step 1: Write the proportion equation
   802,178 : 1,783,672 = 1,783,672 : x
2. Step 2: Convert to fraction form
   802,178/1,783,672 = 1,783,672/x
3. Step 3: Cross multiply
   802,178x = 1,783,672 × 1,783,672
4. Step 4: Simplify right side
   802,178x = 3,181,485,803,584
5. Step 5: Solve for x
   x = 3,181,485,803,584/802,178
6. Step 6: Final answer
   x = 3,966,059.66