Finding the Third Proportional to 67,209,790.50 and 103,799,839.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,209,790.50 : 103,799,839.50 = 103,799,839.50 : x
2. Step 2: Convert to fraction form
   67,209,790.50/103,799,839.50 = 103,799,839.50/x
3. Step 3: Cross multiply
   67,209,790.50x = 103,799,839.50 × 103,799,839.50
4. Step 4: Simplify right side
   67,209,790.50x = 10,774,406,680,225,760
5. Step 5: Solve for x
   x = 10,774,406,680,225,760/67,209,790.50
6. Step 6: Final answer
   x = 160,310,076.85