Finding the Third Proportional to 65,239,965 and 103,645,675.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,239,965 : 103,645,675.50 = 103,645,675.50 : x
2. Step 2: Convert to fraction form
   65,239,965/103,645,675.50 = 103,645,675.50/x
3. Step 3: Cross multiply
   65,239,965x = 103,645,675.50 × 103,645,675.50
4. Step 4: Simplify right side
   65,239,965x = 10,742,426,049,851,300
5. Step 5: Solve for x
   x = 10,742,426,049,851,300/65,239,965
6. Step 6: Final answer
   x = 164,660,205.59