Finding the Fourth Proportional to 111,420.16, 167,113.80 and 32,513.20

Step by Step Solution

1. Step 1: Write the proportion equation
   111,420.16 : 167,113.80 = 32,513.20 : x
2. Step 2: Convert to fraction form
   111,420.16/167,113.80 = 32,513.20/x
3. Step 3: Cross multiply
   111,420.16x = 167,113.80 × 32,513.20
4. Step 4: Simplify right side
   111,420.16x = 5,433,404,402.16
5. Step 5: Solve for x
   x = 5,433,404,402.16/111,420.16
6. Step 6: Final answer
   x = 48,765.00