Finding the Fourth Proportional to 111,665.02, 154,084.80 and 63,915.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,665.02 : 154,084.80 = 63,915.52 : x
2. Step 2: Convert to fraction form
   111,665.02/154,084.80 = 63,915.52/x
3. Step 3: Cross multiply
   111,665.02x = 154,084.80 × 63,915.52
4. Step 4: Simplify right side
   111,665.02x = 9,848,410,116.10
5. Step 5: Solve for x
   x = 9,848,410,116.10/111,665.02
6. Step 6: Final answer
   x = 88,196.02