Finding the Fourth Proportional to 101,851.10, 152,456.82 and 64,281.20

Step by Step Solution

1. Step 1: Write the proportion equation
   101,851.10 : 152,456.82 = 64,281.20 : x
2. Step 2: Convert to fraction form
   101,851.10/152,456.82 = 64,281.20/x
3. Step 3: Cross multiply
   101,851.10x = 152,456.82 × 64,281.20
4. Step 4: Simplify right side
   101,851.10x = 9,800,107,337.78
5. Step 5: Solve for x
   x = 9,800,107,337.78/101,851.10
6. Step 6: Final answer
   x = 96,219.95