Finding the Third Proportional to 21,549,470 and 33,459,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,549,470 : 33,459,659.50 = 33,459,659.50 : x
2. Step 2: Convert to fraction form
   21,549,470/33,459,659.50 = 33,459,659.50/x
3. Step 3: Cross multiply
   21,549,470x = 33,459,659.50 × 33,459,659.50
4. Step 4: Simplify right side
   21,549,470x = 1,119,548,813,855,940.25
5. Step 5: Solve for x
   x = 1,119,548,813,855,940.25/21,549,470
6. Step 6: Final answer
   x = 51,952,498.78