Finding the Fourth Proportional to 1,753.47, 2,632.80 and 1,172.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,753.47 : 2,632.80 = 1,172.10 : x
2. Step 2: Convert to fraction form
   1,753.47/2,632.80 = 1,172.10/x
3. Step 3: Cross multiply
   1,753.47x = 2,632.80 × 1,172.10
4. Step 4: Simplify right side
   1,753.47x = 3,085,904.88
5. Step 5: Solve for x
   x = 3,085,904.88/1,753.47
6. Step 6: Final answer
   x = 1,759.88