Finding the Fourth Proportional to 22,164,347.05, 30,597,165.81 and 12,870,106.75

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164,347.05 : 30,597,165.81 = 12,870,106.75 : x
2. Step 2: Convert to fraction form
   22,164,347.05/30,597,165.81 = 12,870,106.75/x
3. Step 3: Cross multiply
   22,164,347.05x = 30,597,165.81 × 12,870,106.75
4. Step 4: Simplify right side
   22,164,347.05x = 393,788,790,222,150.19
5. Step 5: Solve for x
   x = 393,788,790,222,150.19/22,164,347.05
6. Step 6: Final answer
   x = 17,766,767.02