Finding the Fourth Proportional to 2,390,092, 3,587,499.98 and 1,268,161

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,092 : 3,587,499.98 = 1,268,161 : x
2. Step 2: Convert to fraction form
   2,390,092/3,587,499.98 = 1,268,161/x
3. Step 3: Cross multiply
   2,390,092x = 3,587,499.98 × 1,268,161
4. Step 4: Simplify right side
   2,390,092x = 4,549,527,562,136.78
5. Step 5: Solve for x
   x = 4,549,527,562,136.78/2,390,092
6. Step 6: Final answer
   x = 1,903,494.75