Finding the Fourth Proportional to 10,088.98, 13,922.58 and 5,612.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,088.98 : 13,922.58 = 5,612.64 : x
2. Step 2: Convert to fraction form
   10,088.98/13,922.58 = 5,612.64/x
3. Step 3: Cross multiply
   10,088.98x = 13,922.58 × 5,612.64
4. Step 4: Simplify right side
   10,088.98x = 78,142,373.83
5. Step 5: Solve for x
   x = 78,142,373.83/10,088.98
6. Step 6: Final answer
   x = 7,745.32