Finding the Third Proportional to 87,219,142,244 and 189,323,780,630

Step by Step Solution

1. Step 1: Write the proportion equation
   87,219,142,244 : 189,323,780,630 = 189,323,780,630 : x
2. Step 2: Convert to fraction form
   87,219,142,244/189,323,780,630 = 189,323,780,630/x
3. Step 3: Cross multiply
   87,219,142,244x = 189,323,780,630 × 189,323,780,630
4. Step 4: Simplify right side
   87,219,142,244x = 35,843,493,912,036,365,041,664
5. Step 5: Solve for x
   x = 35,843,493,912,036,365,041,664/87,219,142,244
6. Step 6: Final answer
   x = 410,959,027,913.42