Finding the Third Proportional to 238,113 and 508,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,113 : 508,969.50 = 508,969.50 : x
2. Step 2: Convert to fraction form
   238,113/508,969.50 = 508,969.50/x
3. Step 3: Cross multiply
   238,113x = 508,969.50 × 508,969.50
4. Step 4: Simplify right side
   238,113x = 259,049,951,930.25
5. Step 5: Solve for x
   x = 259,049,951,930.25/238,113
6. Step 6: Final answer
   x = 1,087,928.64