Finding the Fourth Proportional to 116,818.56, 161,209.53 and 63,103.59

Step by Step Solution

1. Step 1: Write the proportion equation
   116,818.56 : 161,209.53 = 63,103.59 : x
2. Step 2: Convert to fraction form
   116,818.56/161,209.53 = 63,103.59/x
3. Step 3: Cross multiply
   116,818.56x = 161,209.53 × 63,103.59
4. Step 4: Simplify right side
   116,818.56x = 10,172,900,085.21
5. Step 5: Solve for x
   x = 10,172,900,085.21/116,818.56
6. Step 6: Final answer
   x = 87,082.91