Finding the Fourth Proportional to 2,238,031.20, 3,088,483.48 and 1,219,435.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,031.20 : 3,088,483.48 = 1,219,435.94 : x
2. Step 2: Convert to fraction form
   2,238,031.20/3,088,483.48 = 1,219,435.94/x
3. Step 3: Cross multiply
   2,238,031.20x = 3,088,483.48 × 1,219,435.94
4. Step 4: Simplify right side
   2,238,031.20x = 3,766,207,755,608.27
5. Step 5: Solve for x
   x = 3,766,207,755,608.27/2,238,031.20
6. Step 6: Final answer
   x = 1,682,821.83