Finding the Fourth Proportional to 106,056.28, 146,356.77 and 60,742.45

Step by Step Solution

1. Step 1: Write the proportion equation
   106,056.28 : 146,356.77 = 60,742.45 : x
2. Step 2: Convert to fraction form
   106,056.28/146,356.77 = 60,742.45/x
3. Step 3: Cross multiply
   106,056.28x = 146,356.77 × 60,742.45
4. Step 4: Simplify right side
   106,056.28x = 8,890,068,783.89
5. Step 5: Solve for x
   x = 8,890,068,783.89/106,056.28
6. Step 6: Final answer
   x = 83,824.07