Finding the Third Proportional to 19,434,585 and 42,530,226

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434,585 : 42,530,226 = 42,530,226 : x
2. Step 2: Convert to fraction form
   19,434,585/42,530,226 = 42,530,226/x
3. Step 3: Cross multiply
   19,434,585x = 42,530,226 × 42,530,226
4. Step 4: Simplify right side
   19,434,585x = 1,808,820,123,611,076
5. Step 5: Solve for x
   x = 1,808,820,123,611,076/19,434,585
6. Step 6: Final answer
   x = 93,072,227.87