Finding the Third Proportional to 876,886 and 1,912,464

Step by Step Solution

1. Step 1: Write the proportion equation
   876,886 : 1,912,464 = 1,912,464 : x
2. Step 2: Convert to fraction form
   876,886/1,912,464 = 1,912,464/x
3. Step 3: Cross multiply
   876,886x = 1,912,464 × 1,912,464
4. Step 4: Simplify right side
   876,886x = 3,657,518,551,296
5. Step 5: Solve for x
   x = 3,657,518,551,296/876,886
6. Step 6: Final answer
   x = 4,171,030.84