Finding the Third Proportional to 7,849,157,823 and 12,064,723,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,849,157,823 : 12,064,723,159.50 = 12,064,723,159.50 : x
2. Step 2: Convert to fraction form
   7,849,157,823/12,064,723,159.50 = 12,064,723,159.50/x
3. Step 3: Cross multiply
   7,849,157,823x = 12,064,723,159.50 × 12,064,723,159.50
4. Step 4: Simplify right side
   7,849,157,823x = 145,557,544,915,375,669,248
5. Step 5: Solve for x
   x = 145,557,544,915,375,669,248/7,849,157,823
6. Step 6: Final answer
   x = 18,544,351,916.18