Finding the Fourth Proportional to 1,588.88, 2,192.72 and 925.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588.88 : 2,192.72 = 925.62 : x
2. Step 2: Convert to fraction form
   1,588.88/2,192.72 = 925.62/x
3. Step 3: Cross multiply
   1,588.88x = 2,192.72 × 925.62
4. Step 4: Simplify right side
   1,588.88x = 2,029,620.86
5. Step 5: Solve for x
   x = 2,029,620.86/1,588.88
6. Step 6: Final answer
   x = 1,277.39