Finding the Fourth Proportional to 3,534.18, 5,301.76 and 1,068.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,534.18 : 5,301.76 = 1,068.72 : x
2. Step 2: Convert to fraction form
   3,534.18/5,301.76 = 1,068.72/x
3. Step 3: Cross multiply
   3,534.18x = 5,301.76 × 1,068.72
4. Step 4: Simplify right side
   3,534.18x = 5,666,096.95
5. Step 5: Solve for x
   x = 5,666,096.95/3,534.18
6. Step 6: Final answer
   x = 1,603.23