Finding the Fourth Proportional to 1,037.86, 1,432.41 and 706.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037.86 : 1,432.41 = 706.09 : x
2. Step 2: Convert to fraction form
   1,037.86/1,432.41 = 706.09/x
3. Step 3: Cross multiply
   1,037.86x = 1,432.41 × 706.09
4. Step 4: Simplify right side
   1,037.86x = 1,011,410.38
5. Step 5: Solve for x
   x = 1,011,410.38/1,037.86
6. Step 6: Final answer
   x = 974.52