Finding the Fourth Proportional to 1,026.83, 1,533.69 and 929.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,026.83 : 1,533.69 = 929.18 : x
2. Step 2: Convert to fraction form
   1,026.83/1,533.69 = 929.18/x
3. Step 3: Cross multiply
   1,026.83x = 1,533.69 × 929.18
4. Step 4: Simplify right side
   1,026.83x = 1,425,074.07
5. Step 5: Solve for x
   x = 1,425,074.07/1,026.83
6. Step 6: Final answer
   x = 1,387.84