Finding the Fourth Proportional to 45,064.54, 67,604.10 and 13,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,064.54 : 67,604.10 = 13,892.50 : x
2. Step 2: Convert to fraction form
   45,064.54/67,604.10 = 13,892.50/x
3. Step 3: Cross multiply
   45,064.54x = 67,604.10 × 13,892.50
4. Step 4: Simplify right side
   45,064.54x = 939,189,959.25
5. Step 5: Solve for x
   x = 939,189,959.25/45,064.54
6. Step 6: Final answer
   x = 20,841.00