Finding the Fourth Proportional to 2,117,424.83, 3,174,351.43 and 918,444.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,424.83 : 3,174,351.43 = 918,444.42 : x
2. Step 2: Convert to fraction form
   2,117,424.83/3,174,351.43 = 918,444.42/x
3. Step 3: Cross multiply
   2,117,424.83x = 3,174,351.43 × 918,444.42
4. Step 4: Simplify right side
   2,117,424.83x = 2,915,465,358,002.52
5. Step 5: Solve for x
   x = 2,915,465,358,002.52/2,117,424.83
6. Step 6: Final answer
   x = 1,376,892.02