Finding the Third Proportional to 113,062.50 and 235,428

Step by Step Solution

1. Step 1: Write the proportion equation
   113,062.50 : 235,428 = 235,428 : x
2. Step 2: Convert to fraction form
   113,062.50/235,428 = 235,428/x
3. Step 3: Cross multiply
   113,062.50x = 235,428 × 235,428
4. Step 4: Simplify right side
   113,062.50x = 55,426,343,184
5. Step 5: Solve for x
   x = 55,426,343,184/113,062.50
6. Step 6: Final answer
   x = 490,227.47