Finding the Third Proportional to 348,848 and 473,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   348,848 : 473,437.50 = 473,437.50 : x
2. Step 2: Convert to fraction form
   348,848/473,437.50 = 473,437.50/x
3. Step 3: Cross multiply
   348,848x = 473,437.50 × 473,437.50
4. Step 4: Simplify right side
   348,848x = 224,143,066,406.25
5. Step 5: Solve for x
   x = 224,143,066,406.25/348,848
6. Step 6: Final answer
   x = 642,523.58