Finding the Fourth Proportional to 113,204.55, 156,381.72 and 107,225.73

Step by Step Solution

1. Step 1: Write the proportion equation
   113,204.55 : 156,381.72 = 107,225.73 : x
2. Step 2: Convert to fraction form
   113,204.55/156,381.72 = 107,225.73/x
3. Step 3: Cross multiply
   113,204.55x = 156,381.72 × 107,225.73
4. Step 4: Simplify right side
   113,204.55x = 16,768,144,085.66
5. Step 5: Solve for x
   x = 16,768,144,085.66/113,204.55
6. Step 6: Final answer
   x = 148,122.53