Finding the Fourth Proportional to 107,200.05, 147,928.86 and 59,451.63

Step by Step Solution

1. Step 1: Write the proportion equation
   107,200.05 : 147,928.86 = 59,451.63 : x
2. Step 2: Convert to fraction form
   107,200.05/147,928.86 = 59,451.63/x
3. Step 3: Cross multiply
   107,200.05x = 147,928.86 × 59,451.63
4. Step 4: Simplify right side
   107,200.05x = 8,794,611,851.04
5. Step 5: Solve for x
   x = 8,794,611,851.04/107,200.05
6. Step 6: Final answer
   x = 82,039.25