Finding the Third Proportional to 873,564 and 1,357,003

Step by Step Solution

1. Step 1: Write the proportion equation
   873,564 : 1,357,003 = 1,357,003 : x
2. Step 2: Convert to fraction form
   873,564/1,357,003 = 1,357,003/x
3. Step 3: Cross multiply
   873,564x = 1,357,003 × 1,357,003
4. Step 4: Simplify right side
   873,564x = 1,841,457,142,009
5. Step 5: Solve for x
   x = 1,841,457,142,009/873,564
6. Step 6: Final answer
   x = 2,107,981.95