Finding the Fourth Proportional to 1,504.17, 2,070.16 and 1,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.17 : 2,070.16 = 1,061.30 : x
2. Step 2: Convert to fraction form
   1,504.17/2,070.16 = 1,061.30/x
3. Step 3: Cross multiply
   1,504.17x = 2,070.16 × 1,061.30
4. Step 4: Simplify right side
   1,504.17x = 2,197,063.33
5. Step 5: Solve for x
   x = 2,197,063.33/1,504.17
6. Step 6: Final answer
   x = 1,460.65