Finding the Fourth Proportional to 81,242, 112,111.85 and 44,942.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,242 : 112,111.85 = 44,942.50 : x
2. Step 2: Convert to fraction form
   81,242/112,111.85 = 44,942.50/x
3. Step 3: Cross multiply
   81,242x = 112,111.85 × 44,942.50
4. Step 4: Simplify right side
   81,242x = 5,038,586,818.63
5. Step 5: Solve for x
   x = 5,038,586,818.63/81,242
6. Step 6: Final answer
   x = 62,019.48