Finding the Fourth Proportional to 2,316.08, 3,196.42 and 1,372.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.08 : 3,196.42 = 1,372.16 : x
2. Step 2: Convert to fraction form
   2,316.08/3,196.42 = 1,372.16/x
3. Step 3: Cross multiply
   2,316.08x = 3,196.42 × 1,372.16
4. Step 4: Simplify right side
   2,316.08x = 4,385,999.67
5. Step 5: Solve for x
   x = 4,385,999.67/2,316.08
6. Step 6: Final answer
   x = 1,893.72