Finding the Fourth Proportional to 1,869,004.55, 2,579,227.31 and 1,009,564.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,004.55 : 2,579,227.31 = 1,009,564.81 : x
2. Step 2: Convert to fraction form
   1,869,004.55/2,579,227.31 = 1,009,564.81/x
3. Step 3: Cross multiply
   1,869,004.55x = 2,579,227.31 × 1,009,564.81
4. Step 4: Simplify right side
   1,869,004.55x = 2,603,897,139,750.96
5. Step 5: Solve for x
   x = 2,603,897,139,750.96/1,869,004.55
6. Step 6: Final answer
   x = 1,393,200.00