Finding the Fourth Proportional to 1,095.88, 1,510.21 and 702.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.88 : 1,510.21 = 702.22 : x
2. Step 2: Convert to fraction form
   1,095.88/1,510.21 = 702.22/x
3. Step 3: Cross multiply
   1,095.88x = 1,510.21 × 702.22
4. Step 4: Simplify right side
   1,095.88x = 1,060,499.67
5. Step 5: Solve for x
   x = 1,060,499.67/1,095.88
6. Step 6: Final answer
   x = 967.72