Finding the Fourth Proportional to 108,852.50, 150,216.54 and 61,101.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,852.50 : 150,216.54 = 61,101.38 : x
2. Step 2: Convert to fraction form
   108,852.50/150,216.54 = 61,101.38/x
3. Step 3: Cross multiply
   108,852.50x = 150,216.54 × 61,101.38
4. Step 4: Simplify right side
   108,852.50x = 9,178,437,892.83
5. Step 5: Solve for x
   x = 9,178,437,892.83/108,852.50
6. Step 6: Final answer
   x = 84,319.95