Finding the Fourth Proportional to 1,116,587.94, 1,675,570.83 and 517,437.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,587.94 : 1,675,570.83 = 517,437.42 : x
2. Step 2: Convert to fraction form
   1,116,587.94/1,675,570.83 = 517,437.42/x
3. Step 3: Cross multiply
   1,116,587.94x = 1,675,570.83 × 517,437.42
4. Step 4: Simplify right side
   1,116,587.94x = 867,003,047,302.46
5. Step 5: Solve for x
   x = 867,003,047,302.46/1,116,587.94
6. Step 6: Final answer
   x = 776,475.38