Finding the Third Proportional to 1,878,804 and 4,187,908

Step by Step Solution

1. Step 1: Write the proportion equation
   1,878,804 : 4,187,908 = 4,187,908 : x
2. Step 2: Convert to fraction form
   1,878,804/4,187,908 = 4,187,908/x
3. Step 3: Cross multiply
   1,878,804x = 4,187,908 × 4,187,908
4. Step 4: Simplify right side
   1,878,804x = 17,538,573,416,464
5. Step 5: Solve for x
   x = 17,538,573,416,464/1,878,804
6. Step 6: Final answer
   x = 9,334,967.04