Finding the Fourth Proportional to 117,491.72, 176,236.76 and 28,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,491.72 : 176,236.76 = 28,746.50 : x
2. Step 2: Convert to fraction form
   117,491.72/176,236.76 = 28,746.50/x
3. Step 3: Cross multiply
   117,491.72x = 176,236.76 × 28,746.50
4. Step 4: Simplify right side
   117,491.72x = 5,066,189,212.02
5. Step 5: Solve for x
   x = 5,066,189,212.02/117,491.72
6. Step 6: Final answer
   x = 43,119.54