Finding the Fourth Proportional to 1,185,642.36, 1,778,796.72 and 476,168.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,642.36 : 1,778,796.72 = 476,168.76 : x
2. Step 2: Convert to fraction form
   1,185,642.36/1,778,796.72 = 476,168.76/x
3. Step 3: Cross multiply
   1,185,642.36x = 1,778,796.72 × 476,168.76
4. Step 4: Simplify right side
   1,185,642.36x = 847,007,428,454.47
5. Step 5: Solve for x
   x = 847,007,428,454.47/1,185,642.36
6. Step 6: Final answer
   x = 714,386.95