Finding the Fourth Proportional to 1,501.08, 2,071.47 and 837.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.08 : 2,071.47 = 837.99 : x
2. Step 2: Convert to fraction form
   1,501.08/2,071.47 = 837.99/x
3. Step 3: Cross multiply
   1,501.08x = 2,071.47 × 837.99
4. Step 4: Simplify right side
   1,501.08x = 1,735,871.15
5. Step 5: Solve for x
   x = 1,735,871.15/1,501.08
6. Step 6: Final answer
   x = 1,156.41