Finding the Third Proportional to 21,606,528 and 33,129,157.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,606,528 : 33,129,157.50 = 33,129,157.50 : x
2. Step 2: Convert to fraction form
   21,606,528/33,129,157.50 = 33,129,157.50/x
3. Step 3: Cross multiply
   21,606,528x = 33,129,157.50 × 33,129,157.50
4. Step 4: Simplify right side
   21,606,528x = 1,097,541,076,659,806.25
5. Step 5: Solve for x
   x = 1,097,541,076,659,806.25/21,606,528
6. Step 6: Final answer
   x = 50,796,734.98