Finding the Fourth Proportional to 107,255.34, 147,975.71 and 61,281.99

Step by Step Solution

1. Step 1: Write the proportion equation
   107,255.34 : 147,975.71 = 61,281.99 : x
2. Step 2: Convert to fraction form
   107,255.34/147,975.71 = 61,281.99/x
3. Step 3: Cross multiply
   107,255.34x = 147,975.71 × 61,281.99
4. Step 4: Simplify right side
   107,255.34x = 9,068,245,674.05
5. Step 5: Solve for x
   x = 9,068,245,674.05/107,255.34
6. Step 6: Final answer
   x = 84,548.20