Finding the Third Proportional to 7,487,561 and 10,699,897.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,487,561 : 10,699,897.88 = 10,699,897.88 : x
2. Step 2: Convert to fraction form
   7,487,561/10,699,897.88 = 10,699,897.88/x
3. Step 3: Cross multiply
   7,487,561x = 10,699,897.88 × 10,699,897.88
4. Step 4: Simplify right side
   7,487,561x = 114,487,814,535,429.52
5. Step 5: Solve for x
   x = 114,487,814,535,429.52/7,487,561
6. Step 6: Final answer
   x = 15,290,401.58