Finding the Fourth Proportional to 162,047.08, 223,624.56 and 90,426.34

Step by Step Solution

1. Step 1: Write the proportion equation
   162,047.08 : 223,624.56 = 90,426.34 : x
2. Step 2: Convert to fraction form
   162,047.08/223,624.56 = 90,426.34/x
3. Step 3: Cross multiply
   162,047.08x = 223,624.56 × 90,426.34
4. Step 4: Simplify right side
   162,047.08x = 20,221,550,494.91
5. Step 5: Solve for x
   x = 20,221,550,494.91/162,047.08
6. Step 6: Final answer
   x = 124,788.12