Finding the Fourth Proportional to 32,452.30, 48,670.35 and 12,457.45

Step by Step Solution

1. Step 1: Write the proportion equation
   32,452.30 : 48,670.35 = 12,457.45 : x
2. Step 2: Convert to fraction form
   32,452.30/48,670.35 = 12,457.45/x
3. Step 3: Cross multiply
   32,452.30x = 48,670.35 × 12,457.45
4. Step 4: Simplify right side
   32,452.30x = 606,308,451.61
5. Step 5: Solve for x
   x = 606,308,451.61/32,452.30
6. Step 6: Final answer
   x = 18,683.07