Finding the Third Proportional to 16,581,080 and 35,681,584

Step by Step Solution

1. Step 1: Write the proportion equation
   16,581,080 : 35,681,584 = 35,681,584 : x
2. Step 2: Convert to fraction form
   16,581,080/35,681,584 = 35,681,584/x
3. Step 3: Cross multiply
   16,581,080x = 35,681,584 × 35,681,584
4. Step 4: Simplify right side
   16,581,080x = 1,273,175,436,749,056
5. Step 5: Solve for x
   x = 1,273,175,436,749,056/16,581,080
6. Step 6: Final answer
   x = 76,784,831.67