Finding the Third Proportional to 68,200,142 and 146,103,964

Step by Step Solution

1. Step 1: Write the proportion equation
   68,200,142 : 146,103,964 = 146,103,964 : x
2. Step 2: Convert to fraction form
   68,200,142/146,103,964 = 146,103,964/x
3. Step 3: Cross multiply
   68,200,142x = 146,103,964 × 146,103,964
4. Step 4: Simplify right side
   68,200,142x = 21,346,368,296,513,296
5. Step 5: Solve for x
   x = 21,346,368,296,513,296/68,200,142
6. Step 6: Final answer
   x = 312,995,950.90