Finding the Fourth Proportional to 22,221,507, 30,665,453.73 and 12,298,408.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,221,507 : 30,665,453.73 = 12,298,408.98 : x
2. Step 2: Convert to fraction form
   22,221,507/30,665,453.73 = 12,298,408.98/x
3. Step 3: Cross multiply
   22,221,507x = 30,665,453.73 × 12,298,408.98
4. Step 4: Simplify right side
   22,221,507x = 377,136,291,528,806.50
5. Step 5: Solve for x
   x = 377,136,291,528,806.50/22,221,507
6. Step 6: Final answer
   x = 16,971,679.35