Finding the Third Proportional to 12,309,030 and 28,493,201.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309,030 : 28,493,201.50 = 28,493,201.50 : x
2. Step 2: Convert to fraction form
   12,309,030/28,493,201.50 = 28,493,201.50/x
3. Step 3: Cross multiply
   12,309,030x = 28,493,201.50 × 28,493,201.50
4. Step 4: Simplify right side
   12,309,030x = 811,862,531,719,602.25
5. Step 5: Solve for x
   x = 811,862,531,719,602.25/12,309,030
6. Step 6: Final answer
   x = 65,956,662.04