Finding the Fourth Proportional to 3,462,436.46, 4,778,409.69 and 1,913,664.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,462,436.46 : 4,778,409.69 = 1,913,664.83 : x
2. Step 2: Convert to fraction form
   3,462,436.46/4,778,409.69 = 1,913,664.83/x
3. Step 3: Cross multiply
   3,462,436.46x = 4,778,409.69 × 1,913,664.83
4. Step 4: Simplify right side
   3,462,436.46x = 9,144,274,543,192.15
5. Step 5: Solve for x
   x = 9,144,274,543,192.15/3,462,436.46
6. Step 6: Final answer
   x = 2,640,994.18