Finding the Fourth Proportional to 95,444.10, 142,874.55 and 74,448.90

Step by Step Solution

1. Step 1: Write the proportion equation
   95,444.10 : 142,874.55 = 74,448.90 : x
2. Step 2: Convert to fraction form
   95,444.10/142,874.55 = 74,448.90/x
3. Step 3: Cross multiply
   95,444.10x = 142,874.55 × 74,448.90
4. Step 4: Simplify right side
   95,444.10x = 10,636,853,085.50
5. Step 5: Solve for x
   x = 10,636,853,085.50/95,444.10
6. Step 6: Final answer
   x = 111,445.89