Finding the Fourth Proportional to 23,152.61, 34,728.80 and 7,570.23

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.61 : 34,728.80 = 7,570.23 : x
2. Step 2: Convert to fraction form
   23,152.61/34,728.80 = 7,570.23/x
3. Step 3: Cross multiply
   23,152.61x = 34,728.80 × 7,570.23
4. Step 4: Simplify right side
   23,152.61x = 262,904,965.77
5. Step 5: Solve for x
   x = 262,904,965.77/23,152.61
6. Step 6: Final answer
   x = 11,355.31