Finding the Fourth Proportional to 87,751.96, 131,518.73 and 42,736.51

Step by Step Solution

1. Step 1: Write the proportion equation
   87,751.96 : 131,518.73 = 42,736.51 : x
2. Step 2: Convert to fraction form
   87,751.96/131,518.73 = 42,736.51/x
3. Step 3: Cross multiply
   87,751.96x = 131,518.73 × 42,736.51
4. Step 4: Simplify right side
   87,751.96x = 5,620,651,519.83
5. Step 5: Solve for x
   x = 5,620,651,519.83/87,751.96
6. Step 6: Final answer
   x = 64,051.58