Finding the Third Proportional to 112,851 and 235,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,851 : 235,159.50 = 235,159.50 : x
2. Step 2: Convert to fraction form
   112,851/235,159.50 = 235,159.50/x
3. Step 3: Cross multiply
   112,851x = 235,159.50 × 235,159.50
4. Step 4: Simplify right side
   112,851x = 55,299,990,440.25
5. Step 5: Solve for x
   x = 55,299,990,440.25/112,851
6. Step 6: Final answer
   x = 490,026.59