Finding the Fourth Proportional to 1,014,146.42, 1,399,468.86 and 555,173.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014,146.42 : 1,399,468.86 = 555,173.03 : x
2. Step 2: Convert to fraction form
   1,014,146.42/1,399,468.86 = 555,173.03/x
3. Step 3: Cross multiply
   1,014,146.42x = 1,399,468.86 × 555,173.03
4. Step 4: Simplify right side
   1,014,146.42x = 776,947,370,895.52
5. Step 5: Solve for x
   x = 776,947,370,895.52/1,014,146.42
6. Step 6: Final answer
   x = 766,109.67