Finding the Fourth Proportional to 1,164.96, 1,742.58 and 1,051.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.96 : 1,742.58 = 1,051.35 : x
2. Step 2: Convert to fraction form
   1,164.96/1,742.58 = 1,051.35/x
3. Step 3: Cross multiply
   1,164.96x = 1,742.58 × 1,051.35
4. Step 4: Simplify right side
   1,164.96x = 1,832,061.48
5. Step 5: Solve for x
   x = 1,832,061.48/1,164.96
6. Step 6: Final answer
   x = 1,572.64