Finding the Fourth Proportional to 117,457.04, 162,090.83 and 63,742.06

Step by Step Solution

1. Step 1: Write the proportion equation
   117,457.04 : 162,090.83 = 63,742.06 : x
2. Step 2: Convert to fraction form
   117,457.04/162,090.83 = 63,742.06/x
3. Step 3: Cross multiply
   117,457.04x = 162,090.83 × 63,742.06
4. Step 4: Simplify right side
   117,457.04x = 10,332,003,411.31
5. Step 5: Solve for x
   x = 10,332,003,411.31/117,457.04
6. Step 6: Final answer
   x = 87,964.11