Finding the Fourth Proportional to 116,818.96, 161,210.12 and 63,103.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,818.96 : 161,210.12 = 63,103.98 : x
2. Step 2: Convert to fraction form
   116,818.96/161,210.12 = 63,103.98/x
3. Step 3: Cross multiply
   116,818.96x = 161,210.12 × 63,103.98
4. Step 4: Simplify right side
   116,818.96x = 10,173,000,188.28
5. Step 5: Solve for x
   x = 10,173,000,188.28/116,818.96
6. Step 6: Final answer
   x = 87,083.47