Finding the Fourth Proportional to 107,057.27, 147,759.69 and 61,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,057.27 : 147,759.69 = 61,764.50 : x
2. Step 2: Convert to fraction form
   107,057.27/147,759.69 = 61,764.50/x
3. Step 3: Cross multiply
   107,057.27x = 147,759.69 × 61,764.50
4. Step 4: Simplify right side
   107,057.27x = 9,126,302,634.21
5. Step 5: Solve for x
   x = 9,126,302,634.21/107,057.27
6. Step 6: Final answer
   x = 85,246.92