Finding the Fourth Proportional to 1,546.69, 2,317.70 and 929.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,546.69 : 2,317.70 = 929.72 : x
2. Step 2: Convert to fraction form
   1,546.69/2,317.70 = 929.72/x
3. Step 3: Cross multiply
   1,546.69x = 2,317.70 × 929.72
4. Step 4: Simplify right side
   1,546.69x = 2,154,802.78
5. Step 5: Solve for x
   x = 2,154,802.78/1,546.69
6. Step 6: Final answer
   x = 1,393.17