Finding the Fourth Proportional to 108,757.86, 150,071.67 and 61,011.06

Step by Step Solution

1. Step 1: Write the proportion equation
   108,757.86 : 150,071.67 = 61,011.06 : x
2. Step 2: Convert to fraction form
   108,757.86/150,071.67 = 61,011.06/x
3. Step 3: Cross multiply
   108,757.86x = 150,071.67 × 61,011.06
4. Step 4: Simplify right side
   108,757.86x = 9,156,031,662.67
5. Step 5: Solve for x
   x = 9,156,031,662.67/108,757.86
6. Step 6: Final answer
   x = 84,187.31