Finding the Fourth Proportional to 123,492.04, 170,356.38 and 78,093.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,492.04 : 170,356.38 = 78,093.52 : x
2. Step 2: Convert to fraction form
   123,492.04/170,356.38 = 78,093.52/x
3. Step 3: Cross multiply
   123,492.04x = 170,356.38 × 78,093.52
4. Step 4: Simplify right side
   123,492.04x = 13,303,729,368.66
5. Step 5: Solve for x
   x = 13,303,729,368.66/123,492.04
6. Step 6: Final answer
   x = 107,729.45