Finding the Third Proportional to 14,658,578 and 31,589,158

Step by Step Solution

1. Step 1: Write the proportion equation
   14,658,578 : 31,589,158 = 31,589,158 : x
2. Step 2: Convert to fraction form
   14,658,578/31,589,158 = 31,589,158/x
3. Step 3: Cross multiply
   14,658,578x = 31,589,158 × 31,589,158
4. Step 4: Simplify right side
   14,658,578x = 997,874,903,148,964
5. Step 5: Solve for x
   x = 997,874,903,148,964/14,658,578
6. Step 6: Final answer
   x = 68,074,468.28