Finding the Fourth Proportional to 1,098.63, 1,516.63 and 700.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098.63 : 1,516.63 = 700.72 : x
2. Step 2: Convert to fraction form
   1,098.63/1,516.63 = 700.72/x
3. Step 3: Cross multiply
   1,098.63x = 1,516.63 × 700.72
4. Step 4: Simplify right side
   1,098.63x = 1,062,731.59
5. Step 5: Solve for x
   x = 1,062,731.59/1,098.63
6. Step 6: Final answer
   x = 967.32