Finding the Fourth Proportional to 132,495.52, 182,856.72 and 98,903.20

Step by Step Solution

1. Step 1: Write the proportion equation
   132,495.52 : 182,856.72 = 98,903.20 : x
2. Step 2: Convert to fraction form
   132,495.52/182,856.72 = 98,903.20/x
3. Step 3: Cross multiply
   132,495.52x = 182,856.72 × 98,903.20
4. Step 4: Simplify right side
   132,495.52x = 18,085,114,749.50
5. Step 5: Solve for x
   x = 18,085,114,749.50/132,495.52
6. Step 6: Final answer
   x = 136,496.05