Finding the Third Proportional to 52,158 and 112,631.25

Step by Step Solution

1. Step 1: Write the proportion equation
   52,158 : 112,631.25 = 112,631.25 : x
2. Step 2: Convert to fraction form
   52,158/112,631.25 = 112,631.25/x
3. Step 3: Cross multiply
   52,158x = 112,631.25 × 112,631.25
4. Step 4: Simplify right side
   52,158x = 12,685,798,476.56
5. Step 5: Solve for x
   x = 12,685,798,476.56/52,158
6. Step 6: Final answer
   x = 243,218.65