Finding the Third Proportional to 107,916 and 252,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,916 : 252,055.50 = 252,055.50 : x
2. Step 2: Convert to fraction form
   107,916/252,055.50 = 252,055.50/x
3. Step 3: Cross multiply
   107,916x = 252,055.50 × 252,055.50
4. Step 4: Simplify right side
   107,916x = 63,531,975,080.25
5. Step 5: Solve for x
   x = 63,531,975,080.25/107,916
6. Step 6: Final answer
   x = 588,716.92