Finding the Fourth Proportional to 119,071.35, 178,560.86 and 59,865.62

Step by Step Solution

1. Step 1: Write the proportion equation
   119,071.35 : 178,560.86 = 59,865.62 : x
2. Step 2: Convert to fraction form
   119,071.35/178,560.86 = 59,865.62/x
3. Step 3: Cross multiply
   119,071.35x = 178,560.86 × 59,865.62
4. Step 4: Simplify right side
   119,071.35x = 10,689,655,399.50
5. Step 5: Solve for x
   x = 10,689,655,399.50/119,071.35
6. Step 6: Final answer
   x = 89,775.21