Finding the Fourth Proportional to 1,014,162.36, 1,399,490.78 and 555,188.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014,162.36 : 1,399,490.78 = 555,188.98 : x
2. Step 2: Convert to fraction form
   1,014,162.36/1,399,490.78 = 555,188.98/x
3. Step 3: Cross multiply
   1,014,162.36x = 1,399,490.78 × 555,188.98
4. Step 4: Simplify right side
   1,014,162.36x = 776,981,858,667.60
5. Step 5: Solve for x
   x = 776,981,858,667.60/1,014,162.36
6. Step 6: Final answer
   x = 766,131.63