Finding the Fourth Proportional to 9,152.94, 12,627.63 and 5,376.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.94 : 12,627.63 = 5,376.23 : x
2. Step 2: Convert to fraction form
   9,152.94/12,627.63 = 5,376.23/x
3. Step 3: Cross multiply
   9,152.94x = 12,627.63 × 5,376.23
4. Step 4: Simplify right side
   9,152.94x = 67,888,980.10
5. Step 5: Solve for x
   x = 67,888,980.10/9,152.94
6. Step 6: Final answer
   x = 7,417.18