Finding the Third Proportional to 55,083 and 74,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,083 : 74,020.50 = 74,020.50 : x
2. Step 2: Convert to fraction form
   55,083/74,020.50 = 74,020.50/x
3. Step 3: Cross multiply
   55,083x = 74,020.50 × 74,020.50
4. Step 4: Simplify right side
   55,083x = 5,479,034,420.25
5. Step 5: Solve for x
   x = 5,479,034,420.25/55,083
6. Step 6: Final answer
   x = 99,468.70