Finding the Fourth Proportional to 1,624.16, 2,241.42 and 925.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.16 : 2,241.42 = 925.76 : x
2. Step 2: Convert to fraction form
   1,624.16/2,241.42 = 925.76/x
3. Step 3: Cross multiply
   1,624.16x = 2,241.42 × 925.76
4. Step 4: Simplify right side
   1,624.16x = 2,075,016.98
5. Step 5: Solve for x
   x = 2,075,016.98/1,624.16
6. Step 6: Final answer
   x = 1,277.59