Finding the Fourth Proportional to 85,951.82, 128,954.13 and 41,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,951.82 : 128,954.13 = 41,030.50 : x
2. Step 2: Convert to fraction form
   85,951.82/128,954.13 = 41,030.50/x
3. Step 3: Cross multiply
   85,951.82x = 128,954.13 × 41,030.50
4. Step 4: Simplify right side
   85,951.82x = 5,291,051,581.04
5. Step 5: Solve for x
   x = 5,291,051,581.04/85,951.82
6. Step 6: Final answer
   x = 61,558.34