Finding the Fourth Proportional to 45,815,720, 68,723,994.72 and 13,903,016

Step by Step Solution

1. Step 1: Write the proportion equation
   45,815,720 : 68,723,994.72 = 13,903,016 : x
2. Step 2: Convert to fraction form
   45,815,720/68,723,994.72 = 13,903,016/x
3. Step 3: Cross multiply
   45,815,720x = 68,723,994.72 × 13,903,016
4. Step 4: Simplify right side
   45,815,720x = 955,470,798,176,075.50
5. Step 5: Solve for x
   x = 955,470,798,176,075.50/45,815,720
6. Step 6: Final answer
   x = 20,854,649.85