Finding the Fourth Proportional to 1,237,597.98, 1,707,989.67 and 693,725.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,237,597.98 : 1,707,989.67 = 693,725.10 : x
2. Step 2: Convert to fraction form
   1,237,597.98/1,707,989.67 = 693,725.10/x
3. Step 3: Cross multiply
   1,237,597.98x = 1,707,989.67 × 693,725.10
4. Step 4: Simplify right side
   1,237,597.98x = 1,184,875,304,619.72
5. Step 5: Solve for x
   x = 1,184,875,304,619.72/1,237,597.98
6. Step 6: Final answer
   x = 957,399.19