Finding the Fourth Proportional to 106,778.56, 147,341.62 and 59,025.42

Step by Step Solution

1. Step 1: Write the proportion equation
   106,778.56 : 147,341.62 = 59,025.42 : x
2. Step 2: Convert to fraction form
   106,778.56/147,341.62 = 59,025.42/x
3. Step 3: Cross multiply
   106,778.56x = 147,341.62 × 59,025.42
4. Step 4: Simplify right side
   106,778.56x = 8,696,901,003.98
5. Step 5: Solve for x
   x = 8,696,901,003.98/106,778.56
6. Step 6: Final answer
   x = 81,448.01