Finding the Fourth Proportional to 117,973.49, 162,802.58 and 64,258.34

Step by Step Solution

1. Step 1: Write the proportion equation
   117,973.49 : 162,802.58 = 64,258.34 : x
2. Step 2: Convert to fraction form
   117,973.49/162,802.58 = 64,258.34/x
3. Step 3: Cross multiply
   117,973.49x = 162,802.58 × 64,258.34
4. Step 4: Simplify right side
   117,973.49x = 10,461,422,403.21
5. Step 5: Solve for x
   x = 10,461,422,403.21/117,973.49
6. Step 6: Final answer
   x = 88,676.05