Finding the Third Proportional to 53,860.50 and 115,047

Step by Step Solution

1. Step 1: Write the proportion equation
   53,860.50 : 115,047 = 115,047 : x
2. Step 2: Convert to fraction form
   53,860.50/115,047 = 115,047/x
3. Step 3: Cross multiply
   53,860.50x = 115,047 × 115,047
4. Step 4: Simplify right side
   53,860.50x = 13,235,812,209
5. Step 5: Solve for x
   x = 13,235,812,209/53,860.50
6. Step 6: Final answer
   x = 245,742.47