Finding the Fourth Proportional to 113,136.42, 156,093.14 and 65,372.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,136.42 : 156,093.14 = 65,372.34 : x
2. Step 2: Convert to fraction form
   113,136.42/156,093.14 = 65,372.34/x
3. Step 3: Cross multiply
   113,136.42x = 156,093.14 × 65,372.34
4. Step 4: Simplify right side
   113,136.42x = 10,204,173,819.75
5. Step 5: Solve for x
   x = 10,204,173,819.75/113,136.42
6. Step 6: Final answer
   x = 90,193.54