Finding the Fourth Proportional to 1,500.91, 2,071.32 and 837.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.91 : 2,071.32 = 837.94 : x
2. Step 2: Convert to fraction form
   1,500.91/2,071.32 = 837.94/x
3. Step 3: Cross multiply
   1,500.91x = 2,071.32 × 837.94
4. Step 4: Simplify right side
   1,500.91x = 1,735,641.88
5. Step 5: Solve for x
   x = 1,735,641.88/1,500.91
6. Step 6: Final answer
   x = 1,156.39