Finding the Fourth Proportional to 116,563.01, 160,856.69 and 65,575.76

Step by Step Solution

1. Step 1: Write the proportion equation
   116,563.01 : 160,856.69 = 65,575.76 : x
2. Step 2: Convert to fraction form
   116,563.01/160,856.69 = 65,575.76/x
3. Step 3: Cross multiply
   116,563.01x = 160,856.69 × 65,575.76
4. Step 4: Simplify right side
   116,563.01x = 10,548,298,565.67
5. Step 5: Solve for x
   x = 10,548,298,565.67/116,563.01
6. Step 6: Final answer
   x = 90,494.39