Finding the Third Proportional to 141,102 and 218,572.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,102 : 218,572.50 = 218,572.50 : x
2. Step 2: Convert to fraction form
   141,102/218,572.50 = 218,572.50/x
3. Step 3: Cross multiply
   141,102x = 218,572.50 × 218,572.50
4. Step 4: Simplify right side
   141,102x = 47,773,937,756.25
5. Step 5: Solve for x
   x = 47,773,937,756.25/141,102
6. Step 6: Final answer
   x = 338,577.33