Finding the Third Proportional to 56,388.75 and 117,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,388.75 : 117,427.50 = 117,427.50 : x
2. Step 2: Convert to fraction form
   56,388.75/117,427.50 = 117,427.50/x
3. Step 3: Cross multiply
   56,388.75x = 117,427.50 × 117,427.50
4. Step 4: Simplify right side
   56,388.75x = 13,789,217,756.25
5. Step 5: Solve for x
   x = 13,789,217,756.25/56,388.75
6. Step 6: Final answer
   x = 244,538.45