Finding the Fourth Proportional to 2,160,314.52, 2,981,319.30 and 1,242,542.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160,314.52 : 2,981,319.30 = 1,242,542.19 : x
2. Step 2: Convert to fraction form
   2,160,314.52/2,981,319.30 = 1,242,542.19/x
3. Step 3: Cross multiply
   2,160,314.52x = 2,981,319.30 × 1,242,542.19
4. Step 4: Simplify right side
   2,160,314.52x = 3,704,415,012,111.27
5. Step 5: Solve for x
   x = 3,704,415,012,111.27/2,160,314.52
6. Step 6: Final answer
   x = 1,714,757.26