Finding the Fourth Proportional to 140,477.47, 193,693.27 and 113,536.67

Step by Step Solution

1. Step 1: Write the proportion equation
   140,477.47 : 193,693.27 = 113,536.67 : x
2. Step 2: Convert to fraction form
   140,477.47/193,693.27 = 113,536.67/x
3. Step 3: Cross multiply
   140,477.47x = 193,693.27 × 113,536.67
4. Step 4: Simplify right side
   140,477.47x = 21,991,288,877.21
5. Step 5: Solve for x
   x = 21,991,288,877.21/140,477.47
6. Step 6: Final answer
   x = 156,546.73