Finding the Third Proportional to 40,353,166 and 56,623,488

Step by Step Solution

1. Step 1: Write the proportion equation
   40,353,166 : 56,623,488 = 56,623,488 : x
2. Step 2: Convert to fraction form
   40,353,166/56,623,488 = 56,623,488/x
3. Step 3: Cross multiply
   40,353,166x = 56,623,488 × 56,623,488
4. Step 4: Simplify right side
   40,353,166x = 3,206,219,393,286,144
5. Step 5: Solve for x
   x = 3,206,219,393,286,144/40,353,166
6. Step 6: Final answer
   x = 79,453,973.78