Finding the Fourth Proportional to 55,641.50, 83,516.93 and 40,808.18

Step by Step Solution

1. Step 1: Write the proportion equation
   55,641.50 : 83,516.93 = 40,808.18 : x
2. Step 2: Convert to fraction form
   55,641.50/83,516.93 = 40,808.18/x
3. Step 3: Cross multiply
   55,641.50x = 83,516.93 × 40,808.18
4. Step 4: Simplify right side
   55,641.50x = 3,408,173,290.86
5. Step 5: Solve for x
   x = 3,408,173,290.86/55,641.50
6. Step 6: Final answer
   x = 61,252.37