Finding the Fourth Proportional to 45,323.73, 67,980.18 and 12,046.35

Step by Step Solution

1. Step 1: Write the proportion equation
   45,323.73 : 67,980.18 = 12,046.35 : x
2. Step 2: Convert to fraction form
   45,323.73/67,980.18 = 12,046.35/x
3. Step 3: Cross multiply
   45,323.73x = 67,980.18 × 12,046.35
4. Step 4: Simplify right side
   45,323.73x = 818,913,041.34
5. Step 5: Solve for x
   x = 818,913,041.34/45,323.73
6. Step 6: Final answer
   x = 18,068.09