Finding the Fourth Proportional to 22,502,548.62, 31,053,666.06 and 12,189,271.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,502,548.62 : 31,053,666.06 = 12,189,271.59 : x
2. Step 2: Convert to fraction form
   22,502,548.62/31,053,666.06 = 12,189,271.59/x
3. Step 3: Cross multiply
   22,502,548.62x = 31,053,666.06 × 12,189,271.59
4. Step 4: Simplify right side
   22,502,548.62x = 378,521,569,470,505.19
5. Step 5: Solve for x
   x = 378,521,569,470,505.19/22,502,548.62
6. Step 6: Final answer
   x = 16,821,275.49