Finding the Fourth Proportional to 1,058.06, 1,470.29 and 1,046.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058.06 : 1,470.29 = 1,046.72 : x
2. Step 2: Convert to fraction form
   1,058.06/1,470.29 = 1,046.72/x
3. Step 3: Cross multiply
   1,058.06x = 1,470.29 × 1,046.72
4. Step 4: Simplify right side
   1,058.06x = 1,538,980.39
5. Step 5: Solve for x
   x = 1,538,980.39/1,058.06
6. Step 6: Final answer
   x = 1,454.53