Finding the Third Proportional to 116,812 and 254,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,812 : 254,130.50 = 254,130.50 : x
2. Step 2: Convert to fraction form
   116,812/254,130.50 = 254,130.50/x
3. Step 3: Cross multiply
   116,812x = 254,130.50 × 254,130.50
4. Step 4: Simplify right side
   116,812x = 64,582,311,030.25
5. Step 5: Solve for x
   x = 64,582,311,030.25/116,812
6. Step 6: Final answer
   x = 552,873.94