Finding the Fourth Proportional to 1,374.47, 2,060.54 and 1,113.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.47 : 2,060.54 = 1,113.82 : x
2. Step 2: Convert to fraction form
   1,374.47/2,060.54 = 1,113.82/x
3. Step 3: Cross multiply
   1,374.47x = 2,060.54 × 1,113.82
4. Step 4: Simplify right side
   1,374.47x = 2,295,068.30
5. Step 5: Solve for x
   x = 2,295,068.30/1,374.47
6. Step 6: Final answer
   x = 1,669.79