Finding the Fourth Proportional to 2,875,016.70, 3,968,798.31 and 1,856,917.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,875,016.70 : 3,968,798.31 = 1,856,917.98 : x
2. Step 2: Convert to fraction form
   2,875,016.70/3,968,798.31 = 1,856,917.98/x
3. Step 3: Cross multiply
   2,875,016.70x = 3,968,798.31 × 1,856,917.98
4. Step 4: Simplify right side
   2,875,016.70x = 7,369,732,940,832.61
5. Step 5: Solve for x
   x = 7,369,732,940,832.61/2,875,016.70
6. Step 6: Final answer
   x = 2,563,370.48