Finding the Third Proportional to 74,862.50 and 162,316

Step by Step Solution

1. Step 1: Write the proportion equation
   74,862.50 : 162,316 = 162,316 : x
2. Step 2: Convert to fraction form
   74,862.50/162,316 = 162,316/x
3. Step 3: Cross multiply
   74,862.50x = 162,316 × 162,316
4. Step 4: Simplify right side
   74,862.50x = 26,346,483,856
5. Step 5: Solve for x
   x = 26,346,483,856/74,862.50
6. Step 6: Final answer
   x = 351,931.66