Finding the Fourth Proportional to 52,051.01, 78,076.71 and 12,608.06

Step by Step Solution

1. Step 1: Write the proportion equation
   52,051.01 : 78,076.71 = 12,608.06 : x
2. Step 2: Convert to fraction form
   52,051.01/78,076.71 = 12,608.06/x
3. Step 3: Cross multiply
   52,051.01x = 78,076.71 × 12,608.06
4. Step 4: Simplify right side
   52,051.01x = 984,395,453.90
5. Step 5: Solve for x
   x = 984,395,453.90/52,051.01
6. Step 6: Final answer
   x = 18,912.13