Finding the Third Proportional to 26,786,718.50 and 58,139,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,786,718.50 : 58,139,892.50 = 58,139,892.50 : x
2. Step 2: Convert to fraction form
   26,786,718.50/58,139,892.50 = 58,139,892.50/x
3. Step 3: Cross multiply
   26,786,718.50x = 58,139,892.50 × 58,139,892.50
4. Step 4: Simplify right side
   26,786,718.50x = 3,380,247,099,911,556
5. Step 5: Solve for x
   x = 3,380,247,099,911,556/26,786,718.50
6. Step 6: Final answer
   x = 126,191,160.74