Finding the Third Proportional to 21,192,260 and 45,772,426

Step by Step Solution

1. Step 1: Write the proportion equation
   21,192,260 : 45,772,426 = 45,772,426 : x
2. Step 2: Convert to fraction form
   21,192,260/45,772,426 = 45,772,426/x
3. Step 3: Cross multiply
   21,192,260x = 45,772,426 × 45,772,426
4. Step 4: Simplify right side
   21,192,260x = 2,095,114,981,925,476
5. Step 5: Solve for x
   x = 2,095,114,981,925,476/21,192,260
6. Step 6: Final answer
   x = 98,862,272.45