Finding the Fourth Proportional to 2,268,579.42, 3,404,440.77 and 902,213.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268,579.42 : 3,404,440.77 = 902,213.10 : x
2. Step 2: Convert to fraction form
   2,268,579.42/3,404,440.77 = 902,213.10/x
3. Step 3: Cross multiply
   2,268,579.42x = 3,404,440.77 × 902,213.10
4. Step 4: Simplify right side
   2,268,579.42x = 3,071,531,060,868.09
5. Step 5: Solve for x
   x = 3,071,531,060,868.09/2,268,579.42
6. Step 6: Final answer
   x = 1,353,944.69