Finding the Fourth Proportional to 1,175.79, 1,622.52 and 651.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175.79 : 1,622.52 = 651.86 : x
2. Step 2: Convert to fraction form
   1,175.79/1,622.52 = 651.86/x
3. Step 3: Cross multiply
   1,175.79x = 1,622.52 × 651.86
4. Step 4: Simplify right side
   1,175.79x = 1,057,647.77
5. Step 5: Solve for x
   x = 1,057,647.77/1,175.79
6. Step 6: Final answer
   x = 899.52