Finding the Fourth Proportional to 123,695.63, 170,700.30 and 67,107

Step by Step Solution

1. Step 1: Write the proportion equation
   123,695.63 : 170,700.30 = 67,107 : x
2. Step 2: Convert to fraction form
   123,695.63/170,700.30 = 67,107/x
3. Step 3: Cross multiply
   123,695.63x = 170,700.30 × 67,107
4. Step 4: Simplify right side
   123,695.63x = 11,455,184,696.57
5. Step 5: Solve for x
   x = 11,455,184,696.57/123,695.63
6. Step 6: Final answer
   x = 92,607.84