Finding the Fourth Proportional to 22,486,061.23, 31,030,757.97 and 12,172,776.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,486,061.23 : 31,030,757.97 = 12,172,776.73 : x
2. Step 2: Convert to fraction form
   22,486,061.23/31,030,757.97 = 12,172,776.73/x
3. Step 3: Cross multiply
   22,486,061.23x = 31,030,757.97 × 12,172,776.73
4. Step 4: Simplify right side
   22,486,061.23x = 377,730,488,531,478.06
5. Step 5: Solve for x
   x = 377,730,488,531,478.06/22,486,061.23
6. Step 6: Final answer
   x = 16,798,428.35