Finding the Third Proportional to 85,309,468.50 and 183,759,648

Step by Step Solution

1. Step 1: Write the proportion equation
   85,309,468.50 : 183,759,648 = 183,759,648 : x
2. Step 2: Convert to fraction form
   85,309,468.50/183,759,648 = 183,759,648/x
3. Step 3: Cross multiply
   85,309,468.50x = 183,759,648 × 183,759,648
4. Step 4: Simplify right side
   85,309,468.50x = 33,767,608,233,083,904
5. Step 5: Solve for x
   x = 33,767,608,233,083,904/85,309,468.50
6. Step 6: Final answer
   x = 395,824,857.74