Finding the Third Proportional to 658,590,085.50 and 1,300,523,977.50

Step by Step Solution

1. Step 1: Write the proportion equation
   658,590,085.50 : 1,300,523,977.50 = 1,300,523,977.50 : x
2. Step 2: Convert to fraction form
   658,590,085.50/1,300,523,977.50 = 1,300,523,977.50/x
3. Step 3: Cross multiply
   658,590,085.50x = 1,300,523,977.50 × 1,300,523,977.50
4. Step 4: Simplify right side
   658,590,085.50x = 1,691,362,616,052,420,608
5. Step 5: Solve for x
   x = 1,691,362,616,052,420,608/658,590,085.50
6. Step 6: Final answer
   x = 2,568,156,814.52