Finding the Fourth Proportional to 116,566.41, 160,858.03 and 65,581.98

Step by Step Solution

1. Step 1: Write the proportion equation
   116,566.41 : 160,858.03 = 65,581.98 : x
2. Step 2: Convert to fraction form
   116,566.41/160,858.03 = 65,581.98/x
3. Step 3: Cross multiply
   116,566.41x = 160,858.03 × 65,581.98
4. Step 4: Simplify right side
   116,566.41x = 10,549,388,106.30
5. Step 5: Solve for x
   x = 10,549,388,106.30/116,566.41
6. Step 6: Final answer
   x = 90,501.10