Finding the Fourth Proportional to 162,162.16, 242,847.96 and 91,828.24

Step by Step Solution

1. Step 1: Write the proportion equation
   162,162.16 : 242,847.96 = 91,828.24 : x
2. Step 2: Convert to fraction form
   162,162.16/242,847.96 = 91,828.24/x
3. Step 3: Cross multiply
   162,162.16x = 242,847.96 × 91,828.24
4. Step 4: Simplify right side
   162,162.16x = 22,300,300,754.39
5. Step 5: Solve for x
   x = 22,300,300,754.39/162,162.16
6. Step 6: Final answer
   x = 137,518.52