Finding the Fourth Proportional to 1,869,171.30, 2,579,454.72 and 1,009,731.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,171.30 : 2,579,454.72 = 1,009,731.33 : x
2. Step 2: Convert to fraction form
   1,869,171.30/2,579,454.72 = 1,009,731.33/x
3. Step 3: Cross multiply
   1,869,171.30x = 2,579,454.72 × 1,009,731.33
4. Step 4: Simplify right side
   1,869,171.30x = 2,604,556,245,100.38
5. Step 5: Solve for x
   x = 2,604,556,245,100.38/1,869,171.30
6. Step 6: Final answer
   x = 1,393,428.33