Finding the Third Proportional to 789,924 and 1,128,798

Step by Step Solution

1. Step 1: Write the proportion equation
   789,924 : 1,128,798 = 1,128,798 : x
2. Step 2: Convert to fraction form
   789,924/1,128,798 = 1,128,798/x
3. Step 3: Cross multiply
   789,924x = 1,128,798 × 1,128,798
4. Step 4: Simplify right side
   789,924x = 1,274,184,924,804
5. Step 5: Solve for x
   x = 1,274,184,924,804/789,924
6. Step 6: Final answer
   x = 1,613,047.49