Finding the Fourth Proportional to 45,648.30, 68,467.05 and 12,366.30

Step by Step Solution

1. Step 1: Write the proportion equation
   45,648.30 : 68,467.05 = 12,366.30 : x
2. Step 2: Convert to fraction form
   45,648.30/68,467.05 = 12,366.30/x
3. Step 3: Cross multiply
   45,648.30x = 68,467.05 × 12,366.30
4. Step 4: Simplify right side
   45,648.30x = 846,684,080.42
5. Step 5: Solve for x
   x = 846,684,080.42/45,648.30
6. Step 6: Final answer
   x = 18,547.99