Finding the Fourth Proportional to 2,390,091, 3,587,498.48 and 1,268,160

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,091 : 3,587,498.48 = 1,268,160 : x
2. Step 2: Convert to fraction form
   2,390,091/3,587,498.48 = 1,268,160/x
3. Step 3: Cross multiply
   2,390,091x = 3,587,498.48 × 1,268,160
4. Step 4: Simplify right side
   2,390,091x = 4,549,522,066,056
5. Step 5: Solve for x
   x = 4,549,522,066,056/2,390,091
6. Step 6: Final answer
   x = 1,903,493.24