Finding the Fourth Proportional to 81,546.75, 112,533.91 and 45,736.72

Step by Step Solution

1. Step 1: Write the proportion equation
   81,546.75 : 112,533.91 = 45,736.72 : x
2. Step 2: Convert to fraction form
   81,546.75/112,533.91 = 45,736.72/x
3. Step 3: Cross multiply
   81,546.75x = 112,533.91 × 45,736.72
4. Step 4: Simplify right side
   81,546.75x = 5,146,931,536.50
5. Step 5: Solve for x
   x = 5,146,931,536.50/81,546.75
6. Step 6: Final answer
   x = 63,116.33