Finding the Fourth Proportional to 82,111.60, 123,199.80 and 32,183.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,111.60 : 123,199.80 = 32,183.20 : x
2. Step 2: Convert to fraction form
   82,111.60/123,199.80 = 32,183.20/x
3. Step 3: Cross multiply
   82,111.60x = 123,199.80 × 32,183.20
4. Step 4: Simplify right side
   82,111.60x = 3,964,963,803.36
5. Step 5: Solve for x
   x = 3,964,963,803.36/82,111.60
6. Step 6: Final answer
   x = 48,287.50