Finding the Third Proportional to 42,645,178 and 62,368,401

Step by Step Solution

1. Step 1: Write the proportion equation
   42,645,178 : 62,368,401 = 62,368,401 : x
2. Step 2: Convert to fraction form
   42,645,178/62,368,401 = 62,368,401/x
3. Step 3: Cross multiply
   42,645,178x = 62,368,401 × 62,368,401
4. Step 4: Simplify right side
   42,645,178x = 3,889,817,443,296,801
5. Step 5: Solve for x
   x = 3,889,817,443,296,801/42,645,178
6. Step 6: Final answer
   x = 91,213,535.17