Finding the Fourth Proportional to 2,518,364.47, 3,777,918.51 and 899,007.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518,364.47 : 3,777,918.51 = 899,007.61 : x
2. Step 2: Convert to fraction form
   2,518,364.47/3,777,918.51 = 899,007.61/x
3. Step 3: Cross multiply
   2,518,364.47x = 3,777,918.51 × 899,007.61
4. Step 4: Simplify right side
   2,518,364.47x = 3,396,377,490,449.86
5. Step 5: Solve for x
   x = 3,396,377,490,449.86/2,518,364.47
6. Step 6: Final answer
   x = 1,348,644.14