Finding the Fourth Proportional to 2,390,493.50, 3,298,881.03 and 1,317,405.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,493.50 : 3,298,881.03 = 1,317,405.50 : x
2. Step 2: Convert to fraction form
   2,390,493.50/3,298,881.03 = 1,317,405.50/x
3. Step 3: Cross multiply
   2,390,493.50x = 3,298,881.03 × 1,317,405.50
4. Step 4: Simplify right side
   2,390,493.50x = 4,345,964,012,767.66
5. Step 5: Solve for x
   x = 4,345,964,012,767.66/2,390,493.50
6. Step 6: Final answer
   x = 1,818,019.59