Finding the Third Proportional to 20,174,410 and 41,784,328

Step by Step Solution

1. Step 1: Write the proportion equation
   20,174,410 : 41,784,328 = 41,784,328 : x
2. Step 2: Convert to fraction form
   20,174,410/41,784,328 = 41,784,328/x
3. Step 3: Cross multiply
   20,174,410x = 41,784,328 × 41,784,328
4. Step 4: Simplify right side
   20,174,410x = 1,745,930,066,411,584
5. Step 5: Solve for x
   x = 1,745,930,066,411,584/20,174,410
6. Step 6: Final answer
   x = 86,541,815.42