Finding the Fourth Proportional to 119,499.42, 164,915.15 and 65,783.87

Step by Step Solution

1. Step 1: Write the proportion equation
   119,499.42 : 164,915.15 = 65,783.87 : x
2. Step 2: Convert to fraction form
   119,499.42/164,915.15 = 65,783.87/x
3. Step 3: Cross multiply
   119,499.42x = 164,915.15 × 65,783.87
4. Step 4: Simplify right side
   119,499.42x = 10,848,755,635.14
5. Step 5: Solve for x
   x = 10,848,755,635.14/119,499.42
6. Step 6: Final answer
   x = 90,785.01