Finding the Fourth Proportional to 107,099.72, 147,793.86 and 59,357.54

Step by Step Solution

1. Step 1: Write the proportion equation
   107,099.72 : 147,793.86 = 59,357.54 : x
2. Step 2: Convert to fraction form
   107,099.72/147,793.86 = 59,357.54/x
3. Step 3: Cross multiply
   107,099.72x = 147,793.86 × 59,357.54
4. Step 4: Simplify right side
   107,099.72x = 8,772,679,956.70
5. Step 5: Solve for x
   x = 8,772,679,956.70/107,099.72
6. Step 6: Final answer
   x = 81,911.32