Finding the Third Proportional to 1,824,078 and 4,222,297

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824,078 : 4,222,297 = 4,222,297 : x
2. Step 2: Convert to fraction form
   1,824,078/4,222,297 = 4,222,297/x
3. Step 3: Cross multiply
   1,824,078x = 4,222,297 × 4,222,297
4. Step 4: Simplify right side
   1,824,078x = 17,827,791,956,209
5. Step 5: Solve for x
   x = 17,827,791,956,209/1,824,078
6. Step 6: Final answer
   x = 9,773,590.80