Finding the Fourth Proportional to 1,522.86, 2,272.34 and 1,429.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.86 : 2,272.34 = 1,429.98 : x
2. Step 2: Convert to fraction form
   1,522.86/2,272.34 = 1,429.98/x
3. Step 3: Cross multiply
   1,522.86x = 2,272.34 × 1,429.98
4. Step 4: Simplify right side
   1,522.86x = 3,249,400.75
5. Step 5: Solve for x
   x = 3,249,400.75/1,522.86
6. Step 6: Final answer
   x = 2,133.75