Finding the Third Proportional to 21,329,344 and 30,397,776

Step by Step Solution

1. Step 1: Write the proportion equation
   21,329,344 : 30,397,776 = 30,397,776 : x
2. Step 2: Convert to fraction form
   21,329,344/30,397,776 = 30,397,776/x
3. Step 3: Cross multiply
   21,329,344x = 30,397,776 × 30,397,776
4. Step 4: Simplify right side
   21,329,344x = 924,024,785,746,176
5. Step 5: Solve for x
   x = 924,024,785,746,176/21,329,344
6. Step 6: Final answer
   x = 43,321,763.00