Finding the Third Proportional to 16,824,686.63 and 36,520,801.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,824,686.63 : 36,520,801.88 = 36,520,801.88 : x
2. Step 2: Convert to fraction form
   16,824,686.63/36,520,801.88 = 36,520,801.88/x
3. Step 3: Cross multiply
   16,824,686.63x = 36,520,801.88 × 36,520,801.88
4. Step 4: Simplify right side
   16,824,686.63x = 1,333,768,969,593,003.50
5. Step 5: Solve for x
   x = 1,333,768,969,593,003.50/16,824,686.63
6. Step 6: Final answer
   x = 79,274,520.79