Finding the Fourth Proportional to 189,096.82, 260,953.60 and 113,645.32

Step by Step Solution

1. Step 1: Write the proportion equation
   189,096.82 : 260,953.60 = 113,645.32 : x
2. Step 2: Convert to fraction form
   189,096.82/260,953.60 = 113,645.32/x
3. Step 3: Cross multiply
   189,096.82x = 260,953.60 × 113,645.32
4. Step 4: Simplify right side
   189,096.82x = 29,656,155,377.15
5. Step 5: Solve for x
   x = 29,656,155,377.15/189,096.82
6. Step 6: Final answer
   x = 156,830.53