Finding the Third Proportional to 139,753,863.50 and 302,798,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   139,753,863.50 : 302,798,682.50 = 302,798,682.50 : x
2. Step 2: Convert to fraction form
   139,753,863.50/302,798,682.50 = 302,798,682.50/x
3. Step 3: Cross multiply
   139,753,863.50x = 302,798,682.50 × 302,798,682.50
4. Step 4: Simplify right side
   139,753,863.50x = 91,687,042,123,735,808
5. Step 5: Solve for x
   x = 91,687,042,123,735,808/139,753,863.50
6. Step 6: Final answer
   x = 656,060,876.08