Finding the Third Proportional to 53,412.75 and 116,869.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,412.75 : 116,869.50 = 116,869.50 : x
2. Step 2: Convert to fraction form
   53,412.75/116,869.50 = 116,869.50/x
3. Step 3: Cross multiply
   53,412.75x = 116,869.50 × 116,869.50
4. Step 4: Simplify right side
   53,412.75x = 13,658,480,030.25
5. Step 5: Solve for x
   x = 13,658,480,030.25/53,412.75
6. Step 6: Final answer
   x = 255,715.72