Finding the Fourth Proportional to 2,399,016.08, 3,599,155.01 and 862,166.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399,016.08 : 3,599,155.01 = 862,166.63 : x
2. Step 2: Convert to fraction form
   2,399,016.08/3,599,155.01 = 862,166.63/x
3. Step 3: Cross multiply
   2,399,016.08x = 3,599,155.01 × 862,166.63
4. Step 4: Simplify right side
   2,399,016.08x = 3,103,071,356,972.62
5. Step 5: Solve for x
   x = 3,103,071,356,972.62/2,399,016.08
6. Step 6: Final answer
   x = 1,293,476.68