Finding the Fourth Proportional to 1,051.52, 1,577.28 and 1,050.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.52 : 1,577.28 = 1,050.00 : x
2. Step 2: Convert to fraction form
   1,051.52/1,577.28 = 1,050.00/x
3. Step 3: Cross multiply
   1,051.52x = 1,577.28 × 1,050.00
4. Step 4: Simplify right side
   1,051.52x = 1,656,130.86
5. Step 5: Solve for x
   x = 1,656,130.86/1,051.52
6. Step 6: Final answer
   x = 1,574.99