Finding the Fourth Proportional to 137,096.34, 189,191.88 and 76,667.10

Step by Step Solution

1. Step 1: Write the proportion equation
   137,096.34 : 189,191.88 = 76,667.10 : x
2. Step 2: Convert to fraction form
   137,096.34/189,191.88 = 76,667.10/x
3. Step 3: Cross multiply
   137,096.34x = 189,191.88 × 76,667.10
4. Step 4: Simplify right side
   137,096.34x = 14,504,792,783.15
5. Step 5: Solve for x
   x = 14,504,792,783.15/137,096.34
6. Step 6: Final answer
   x = 105,800.00