Finding the Fourth Proportional to 123,085.10, 184,518.30 and 73,112.15

Step by Step Solution

1. Step 1: Write the proportion equation
   123,085.10 : 184,518.30 = 73,112.15 : x
2. Step 2: Convert to fraction form
   123,085.10/184,518.30 = 73,112.15/x
3. Step 3: Cross multiply
   123,085.10x = 184,518.30 × 73,112.15
4. Step 4: Simplify right side
   123,085.10x = 13,490,529,627.35
5. Step 5: Solve for x
   x = 13,490,529,627.35/123,085.10
6. Step 6: Final answer
   x = 109,603.27