Finding the Third Proportional to 11,269,681 and 17,859,527

Step by Step Solution

1. Step 1: Write the proportion equation
   11,269,681 : 17,859,527 = 17,859,527 : x
2. Step 2: Convert to fraction form
   11,269,681/17,859,527 = 17,859,527/x
3. Step 3: Cross multiply
   11,269,681x = 17,859,527 × 17,859,527
4. Step 4: Simplify right side
   11,269,681x = 318,962,704,663,729
5. Step 5: Solve for x
   x = 318,962,704,663,729/11,269,681
6. Step 6: Final answer
   x = 28,302,726.99