Finding the Fourth Proportional to 1,955.01, 2,697.89 and 1,115.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,955.01 : 2,697.89 = 1,115.76 : x
2. Step 2: Convert to fraction form
   1,955.01/2,697.89 = 1,115.76/x
3. Step 3: Cross multiply
   1,955.01x = 2,697.89 × 1,115.76
4. Step 4: Simplify right side
   1,955.01x = 3,010,192.17
5. Step 5: Solve for x
   x = 3,010,192.17/1,955.01
6. Step 6: Final answer
   x = 1,539.73