Finding the Third Proportional to 55,219.50 and 117,828

Step by Step Solution

1. Step 1: Write the proportion equation
   55,219.50 : 117,828 = 117,828 : x
2. Step 2: Convert to fraction form
   55,219.50/117,828 = 117,828/x
3. Step 3: Cross multiply
   55,219.50x = 117,828 × 117,828
4. Step 4: Simplify right side
   55,219.50x = 13,883,437,584
5. Step 5: Solve for x
   x = 13,883,437,584/55,219.50
6. Step 6: Final answer
   x = 251,422.73