Finding the Fourth Proportional to 52,395.10, 78,606.41 and 19,118.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,395.10 : 78,606.41 = 19,118.30 : x
2. Step 2: Convert to fraction form
   52,395.10/78,606.41 = 19,118.30/x
3. Step 3: Cross multiply
   52,395.10x = 78,606.41 × 19,118.30
4. Step 4: Simplify right side
   52,395.10x = 1,502,820,928.30
5. Step 5: Solve for x
   x = 1,502,820,928.30/52,395.10
6. Step 6: Final answer
   x = 28,682.47