Finding the Fourth Proportional to 117,457.27, 162,091.14 and 63,742.29

Step by Step Solution

1. Step 1: Write the proportion equation
   117,457.27 : 162,091.14 = 63,742.29 : x
2. Step 2: Convert to fraction form
   117,457.27/162,091.14 = 63,742.29/x
3. Step 3: Cross multiply
   117,457.27x = 162,091.14 × 63,742.29
4. Step 4: Simplify right side
   117,457.27x = 10,332,061,060.15
5. Step 5: Solve for x
   x = 10,332,061,060.15/117,457.27
6. Step 6: Final answer
   x = 87,964.43