Finding the Third Proportional to 12,308,967 and 28,493,032.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308,967 : 28,493,032.50 = 28,493,032.50 : x
2. Step 2: Convert to fraction form
   12,308,967/28,493,032.50 = 28,493,032.50/x
3. Step 3: Cross multiply
   12,308,967x = 28,493,032.50 × 28,493,032.50
4. Step 4: Simplify right side
   12,308,967x = 811,852,901,046,056.25
5. Step 5: Solve for x
   x = 811,852,901,046,056.25/12,308,967
6. Step 6: Final answer
   x = 65,956,217.21