Finding the Fourth Proportional to 22,111,463.84, 30,514,043.25 and 12,188,699.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111,463.84 : 30,514,043.25 = 12,188,699.78 : x
2. Step 2: Convert to fraction form
   22,111,463.84/30,514,043.25 = 12,188,699.78/x
3. Step 3: Cross multiply
   22,111,463.84x = 30,514,043.25 × 12,188,699.78
4. Step 4: Simplify right side
   22,111,463.84x = 371,926,512,095,615.25
5. Step 5: Solve for x
   x = 371,926,512,095,615.25/22,111,463.84
6. Step 6: Final answer
   x = 16,820,528.70