Finding the Third Proportional to 21,090,492 and 32,868,792

Step by Step Solution

1. Step 1: Write the proportion equation
   21,090,492 : 32,868,792 = 32,868,792 : x
2. Step 2: Convert to fraction form
   21,090,492/32,868,792 = 32,868,792/x
3. Step 3: Cross multiply
   21,090,492x = 32,868,792 × 32,868,792
4. Step 4: Simplify right side
   21,090,492x = 1,080,357,487,539,264
5. Step 5: Solve for x
   x = 1,080,357,487,539,264/21,090,492
6. Step 6: Final answer
   x = 51,224,859.41