Finding the Third Proportional to 21,837,328.50 and 34,253,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,837,328.50 : 34,253,359.50 = 34,253,359.50 : x
2. Step 2: Convert to fraction form
   21,837,328.50/34,253,359.50 = 34,253,359.50/x
3. Step 3: Cross multiply
   21,837,328.50x = 34,253,359.50 × 34,253,359.50
4. Step 4: Simplify right side
   21,837,328.50x = 1,173,292,637,036,240.25
5. Step 5: Solve for x
   x = 1,173,292,637,036,240.25/21,837,328.50
6. Step 6: Final answer
   x = 53,728,762.52