Finding the Third Proportional to 13,087,024 and 19,984,830

Step by Step Solution

1. Step 1: Write the proportion equation
   13,087,024 : 19,984,830 = 19,984,830 : x
2. Step 2: Convert to fraction form
   13,087,024/19,984,830 = 19,984,830/x
3. Step 3: Cross multiply
   13,087,024x = 19,984,830 × 19,984,830
4. Step 4: Simplify right side
   13,087,024x = 399,393,430,128,900
5. Step 5: Solve for x
   x = 399,393,430,128,900/13,087,024
6. Step 6: Final answer
   x = 30,518,277.50