Finding the Fourth Proportional to 3,949,111.26, 5,922,493.20 and 1,674,602.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,949,111.26 : 5,922,493.20 = 1,674,602.10 : x
2. Step 2: Convert to fraction form
   3,949,111.26/5,922,493.20 = 1,674,602.10/x
3. Step 3: Cross multiply
   3,949,111.26x = 5,922,493.20 × 1,674,602.10
4. Step 4: Simplify right side
   3,949,111.26x = 9,917,819,549,955.72
5. Step 5: Solve for x
   x = 9,917,819,549,955.72/3,949,111.26
6. Step 6: Final answer
   x = 2,511,405.45