Finding the Fourth Proportional to 116,818.08, 161,208.82 and 63,103.08

Step by Step Solution

1. Step 1: Write the proportion equation
   116,818.08 : 161,208.82 = 63,103.08 : x
2. Step 2: Convert to fraction form
   116,818.08/161,208.82 = 63,103.08/x
3. Step 3: Cross multiply
   116,818.08x = 161,208.82 × 63,103.08
4. Step 4: Simplify right side
   116,818.08x = 10,172,773,065.17
5. Step 5: Solve for x
   x = 10,172,773,065.17/116,818.08
6. Step 6: Final answer
   x = 87,082.18