Finding the Third Proportional to 872,520 and 1,845,640

Step by Step Solution

1. Step 1: Write the proportion equation
   872,520 : 1,845,640 = 1,845,640 : x
2. Step 2: Convert to fraction form
   872,520/1,845,640 = 1,845,640/x
3. Step 3: Cross multiply
   872,520x = 1,845,640 × 1,845,640
4. Step 4: Simplify right side
   872,520x = 3,406,387,009,600
5. Step 5: Solve for x
   x = 3,406,387,009,600/872,520
6. Step 6: Final answer
   x = 3,904,079.00