Finding the Third Proportional to 8,520,543 and 13,494,143.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,520,543 : 13,494,143.25 = 13,494,143.25 : x
2. Step 2: Convert to fraction form
   8,520,543/13,494,143.25 = 13,494,143.25/x
3. Step 3: Cross multiply
   8,520,543x = 13,494,143.25 × 13,494,143.25
4. Step 4: Simplify right side
   8,520,543x = 182,091,902,051,520.56
5. Step 5: Solve for x
   x = 182,091,902,051,520.56/8,520,543
6. Step 6: Final answer
   x = 21,370,926.95