Finding the Fourth Proportional to 2,069,808.15, 2,856,330.90 and 1,164,390.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069,808.15 : 2,856,330.90 = 1,164,390.15 : x
2. Step 2: Convert to fraction form
   2,069,808.15/2,856,330.90 = 1,164,390.15/x
3. Step 3: Cross multiply
   2,069,808.15x = 2,856,330.90 × 1,164,390.15
4. Step 4: Simplify right side
   2,069,808.15x = 3,325,883,565,100.64
5. Step 5: Solve for x
   x = 3,325,883,565,100.64/2,069,808.15
6. Step 6: Final answer
   x = 1,606,855.96