Finding the Fourth Proportional to 86,763.72, 130,146.72 and 23,586.96

Step by Step Solution

1. Step 1: Write the proportion equation
   86,763.72 : 130,146.72 = 23,586.96 : x
2. Step 2: Convert to fraction form
   86,763.72/130,146.72 = 23,586.96/x
3. Step 3: Cross multiply
   86,763.72x = 130,146.72 × 23,586.96
4. Step 4: Simplify right side
   86,763.72x = 3,069,765,478.77
5. Step 5: Solve for x
   x = 3,069,765,478.77/86,763.72
6. Step 6: Final answer
   x = 35,380.75