Finding the Fourth Proportional to 2,085,018.69, 2,875,842.18 and 1,913,490.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,018.69 : 2,875,842.18 = 1,913,490.69 : x
2. Step 2: Convert to fraction form
   2,085,018.69/2,875,842.18 = 1,913,490.69/x
3. Step 3: Cross multiply
   2,085,018.69x = 2,875,842.18 × 1,913,490.69
4. Step 4: Simplify right side
   2,085,018.69x = 5,502,897,237,339.31
5. Step 5: Solve for x
   x = 5,502,897,237,339.31/2,085,018.69
6. Step 6: Final answer
   x = 2,639,255.59