Finding the Fourth Proportional to 9,377.64, 12,941.10 and 5,185.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,377.64 : 12,941.10 = 5,185.92 : x
2. Step 2: Convert to fraction form
   9,377.64/12,941.10 = 5,185.92/x
3. Step 3: Cross multiply
   9,377.64x = 12,941.10 × 5,185.92
4. Step 4: Simplify right side
   9,377.64x = 67,111,509.31
5. Step 5: Solve for x
   x = 67,111,509.31/9,377.64
6. Step 6: Final answer
   x = 7,156.55