Finding the Fourth Proportional to 148,181.72, 204,492.06 and 87,755.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,181.72 : 204,492.06 = 87,755.72 : x
2. Step 2: Convert to fraction form
   148,181.72/204,492.06 = 87,755.72/x
3. Step 3: Cross multiply
   148,181.72x = 204,492.06 × 87,755.72
4. Step 4: Simplify right side
   148,181.72x = 17,945,347,959.58
5. Step 5: Solve for x
   x = 17,945,347,959.58/148,181.72
6. Step 6: Final answer
   x = 121,103.66