Finding the Fourth Proportional to 2,591,333.18, 3,881,795.72 and 1,290,567.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,333.18 : 3,881,795.72 = 1,290,567.09 : x
2. Step 2: Convert to fraction form
   2,591,333.18/3,881,795.72 = 1,290,567.09/x
3. Step 3: Cross multiply
   2,591,333.18x = 3,881,795.72 × 1,290,567.09
4. Step 4: Simplify right side
   2,591,333.18x = 5,009,717,799,882.02
5. Step 5: Solve for x
   x = 5,009,717,799,882.02/2,591,333.18
6. Step 6: Final answer
   x = 1,933,258.85