Finding the Fourth Proportional to 115,064, 158,706.52 and 76,804.25

Step by Step Solution

1. Step 1: Write the proportion equation
   115,064 : 158,706.52 = 76,804.25 : x
2. Step 2: Convert to fraction form
   115,064/158,706.52 = 76,804.25/x
3. Step 3: Cross multiply
   115,064x = 158,706.52 × 76,804.25
4. Step 4: Simplify right side
   115,064x = 12,189,335,238.71
5. Step 5: Solve for x
   x = 12,189,335,238.71/115,064
6. Step 6: Final answer
   x = 105,935.26