Finding the Third Proportional to 74,437.50 and 175,572

Step by Step Solution

1. Step 1: Write the proportion equation
   74,437.50 : 175,572 = 175,572 : x
2. Step 2: Convert to fraction form
   74,437.50/175,572 = 175,572/x
3. Step 3: Cross multiply
   74,437.50x = 175,572 × 175,572
4. Step 4: Simplify right side
   74,437.50x = 30,825,527,184
5. Step 5: Solve for x
   x = 30,825,527,184/74,437.50
6. Step 6: Final answer
   x = 414,112.88