Finding the Third Proportional to 28,292,108.50 and 42,578,314

Step by Step Solution

1. Step 1: Write the proportion equation
   28,292,108.50 : 42,578,314 = 42,578,314 : x
2. Step 2: Convert to fraction form
   28,292,108.50/42,578,314 = 42,578,314/x
3. Step 3: Cross multiply
   28,292,108.50x = 42,578,314 × 42,578,314
4. Step 4: Simplify right side
   28,292,108.50x = 1,812,912,823,082,596
5. Step 5: Solve for x
   x = 1,812,912,823,082,596/28,292,108.50
6. Step 6: Final answer
   x = 64,078,392.15