Finding the Third Proportional to 841,453 and 1,851,129

Step by Step Solution

1. Step 1: Write the proportion equation
   841,453 : 1,851,129 = 1,851,129 : x
2. Step 2: Convert to fraction form
   841,453/1,851,129 = 1,851,129/x
3. Step 3: Cross multiply
   841,453x = 1,851,129 × 1,851,129
4. Step 4: Simplify right side
   841,453x = 3,426,678,574,641
5. Step 5: Solve for x
   x = 3,426,678,574,641/841,453
6. Step 6: Final answer
   x = 4,072,335.09