Finding the Fourth Proportional to 43,314.42, 64,972.59 and 12,148.98

Step by Step Solution

1. Step 1: Write the proportion equation
   43,314.42 : 64,972.59 = 12,148.98 : x
2. Step 2: Convert to fraction form
   43,314.42/64,972.59 = 12,148.98/x
3. Step 3: Cross multiply
   43,314.42x = 64,972.59 × 12,148.98
4. Step 4: Simplify right side
   43,314.42x = 789,350,696.46
5. Step 5: Solve for x
   x = 789,350,696.46/43,314.42
6. Step 6: Final answer
   x = 18,223.74