Finding the Third Proportional to 26,864,401.50 and 42,607,192.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,864,401.50 : 42,607,192.50 = 42,607,192.50 : x
2. Step 2: Convert to fraction form
   26,864,401.50/42,607,192.50 = 42,607,192.50/x
3. Step 3: Cross multiply
   26,864,401.50x = 42,607,192.50 × 42,607,192.50
4. Step 4: Simplify right side
   26,864,401.50x = 1,815,372,852,732,056.25
5. Step 5: Solve for x
   x = 1,815,372,852,732,056.25/26,864,401.50
6. Step 6: Final answer
   x = 67,575,406.54