Finding the Fourth Proportional to 1,869,103.83, 2,579,365.59 and 1,009,664.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,103.83 : 2,579,365.59 = 1,009,664.10 : x
2. Step 2: Convert to fraction form
   1,869,103.83/2,579,365.59 = 1,009,664.10/x
3. Step 3: Cross multiply
   1,869,103.83x = 2,579,365.59 × 1,009,664.10
4. Step 4: Simplify right side
   1,869,103.83x = 2,604,292,819,053.17
5. Step 5: Solve for x
   x = 2,604,292,819,053.17/1,869,103.83
6. Step 6: Final answer
   x = 1,393,337.70