Finding the Fourth Proportional to 1,914.96, 2,642.01 and 1,158.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914.96 : 2,642.01 = 1,158.45 : x
2. Step 2: Convert to fraction form
   1,914.96/2,642.01 = 1,158.45/x
3. Step 3: Cross multiply
   1,914.96x = 2,642.01 × 1,158.45
4. Step 4: Simplify right side
   1,914.96x = 3,060,636.48
5. Step 5: Solve for x
   x = 3,060,636.48/1,914.96
6. Step 6: Final answer
   x = 1,598.28