Finding the Third Proportional to 17,278,909.50 and 37,122,059

Step by Step Solution

1. Step 1: Write the proportion equation
   17,278,909.50 : 37,122,059 = 37,122,059 : x
2. Step 2: Convert to fraction form
   17,278,909.50/37,122,059 = 37,122,059/x
3. Step 3: Cross multiply
   17,278,909.50x = 37,122,059 × 37,122,059
4. Step 4: Simplify right side
   17,278,909.50x = 1,378,047,264,399,481
5. Step 5: Solve for x
   x = 1,378,047,264,399,481/17,278,909.50
6. Step 6: Final answer
   x = 79,753,138.61