Finding the Fourth Proportional to 107,109.98, 147,806.06 and 61,785.25

Step by Step Solution

1. Step 1: Write the proportion equation
   107,109.98 : 147,806.06 = 61,785.25 : x
2. Step 2: Convert to fraction form
   107,109.98/147,806.06 = 61,785.25/x
3. Step 3: Cross multiply
   107,109.98x = 147,806.06 × 61,785.25
4. Step 4: Simplify right side
   107,109.98x = 9,132,234,153.56
5. Step 5: Solve for x
   x = 9,132,234,153.56/107,109.98
6. Step 6: Final answer
   x = 85,260.35