Finding the Third Proportional to 872,718 and 1,851,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   872,718 : 1,851,076.50 = 1,851,076.50 : x
2. Step 2: Convert to fraction form
   872,718/1,851,076.50 = 1,851,076.50/x
3. Step 3: Cross multiply
   872,718x = 1,851,076.50 × 1,851,076.50
4. Step 4: Simplify right side
   872,718x = 3,426,484,208,852.25
5. Step 5: Solve for x
   x = 3,426,484,208,852.25/872,718
6. Step 6: Final answer
   x = 3,926,221.54