Finding the Third Proportional to 120,157,796.25 and 246,685,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   120,157,796.25 : 246,685,468.50 = 246,685,468.50 : x
2. Step 2: Convert to fraction form
   120,157,796.25/246,685,468.50 = 246,685,468.50/x
3. Step 3: Cross multiply
   120,157,796.25x = 246,685,468.50 × 246,685,468.50
4. Step 4: Simplify right side
   120,157,796.25x = 60,853,720,369,064,496
5. Step 5: Solve for x
   x = 60,853,720,369,064,496/120,157,796.25
6. Step 6: Final answer
   x = 506,448,372.63