Finding the Fourth Proportional to 87,326.31, 120,510.31 and 47,582.31

Step by Step Solution

1. Step 1: Write the proportion equation
   87,326.31 : 120,510.31 = 47,582.31 : x
2. Step 2: Convert to fraction form
   87,326.31/120,510.31 = 47,582.31/x
3. Step 3: Cross multiply
   87,326.31x = 120,510.31 × 47,582.31
4. Step 4: Simplify right side
   87,326.31x = 5,734,158,928.62
5. Step 5: Solve for x
   x = 5,734,158,928.62/87,326.31
6. Step 6: Final answer
   x = 65,663.59