Finding the Fourth Proportional to 1,773,139.71, 2,447,083.56 and 998,922.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773,139.71 : 2,447,083.56 = 998,922.58 : x
2. Step 2: Convert to fraction form
   1,773,139.71/2,447,083.56 = 998,922.58/x
3. Step 3: Cross multiply
   1,773,139.71x = 2,447,083.56 × 998,922.58
4. Step 4: Simplify right side
   1,773,139.71x = 2,444,447,015,240.10
5. Step 5: Solve for x
   x = 2,444,447,015,240.10/1,773,139.71
6. Step 6: Final answer
   x = 1,378,598.09