Finding the Fourth Proportional to 1,242,003.80, 1,714,146.77 and 698,184.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,003.80 : 1,714,146.77 = 698,184.38 : x
2. Step 2: Convert to fraction form
   1,242,003.80/1,714,146.77 = 698,184.38/x
3. Step 3: Cross multiply
   1,242,003.80x = 1,714,146.77 × 698,184.38
4. Step 4: Simplify right side
   1,242,003.80x = 1,196,790,499,841.45
5. Step 5: Solve for x
   x = 1,196,790,499,841.45/1,242,003.80
6. Step 6: Final answer
   x = 963,596.49