Finding the Fourth Proportional to 2,405,105.30, 3,319,044.58 and 1,317,444.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,105.30 : 3,319,044.58 = 1,317,444.60 : x
2. Step 2: Convert to fraction form
   2,405,105.30/3,319,044.58 = 1,317,444.60/x
3. Step 3: Cross multiply
   2,405,105.30x = 3,319,044.58 × 1,317,444.60
4. Step 4: Simplify right side
   2,405,105.30x = 4,372,657,359,080.27
5. Step 5: Solve for x
   x = 4,372,657,359,080.27/2,405,105.30
6. Step 6: Final answer
   x = 1,818,073.15