Finding the Fourth Proportional to 2,580,338.51, 3,870,055.18 and 982,997.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580,338.51 : 3,870,055.18 = 982,997.45 : x
2. Step 2: Convert to fraction form
   2,580,338.51/3,870,055.18 = 982,997.45/x
3. Step 3: Cross multiply
   2,580,338.51x = 3,870,055.18 × 982,997.45
4. Step 4: Simplify right side
   2,580,338.51x = 3,804,254,368,384.30
5. Step 5: Solve for x
   x = 3,804,254,368,384.30/2,580,338.51
6. Step 6: Final answer
   x = 1,474,323.76