Finding the Fourth Proportional to 108,530.82, 162,665.01 and 55,911.60

Step by Step Solution

1. Step 1: Write the proportion equation
   108,530.82 : 162,665.01 = 55,911.60 : x
2. Step 2: Convert to fraction form
   108,530.82/162,665.01 = 55,911.60/x
3. Step 3: Cross multiply
   108,530.82x = 162,665.01 × 55,911.60
4. Step 4: Simplify right side
   108,530.82x = 9,094,860,973.12
5. Step 5: Solve for x
   x = 9,094,860,973.12/108,530.82
6. Step 6: Final answer
   x = 83,799.80