Finding the Fourth Proportional to 22,897,070.78, 31,598,265.77 and 12,443,294.61

Step by Step Solution

1. Step 1: Write the proportion equation
   22,897,070.78 : 31,598,265.77 = 12,443,294.61 : x
2. Step 2: Convert to fraction form
   22,897,070.78/31,598,265.77 = 12,443,294.61/x
3. Step 3: Cross multiply
   22,897,070.78x = 31,598,265.77 × 12,443,294.61
4. Step 4: Simplify right side
   22,897,070.78x = 393,186,530,078,972
5. Step 5: Solve for x
   x = 393,186,530,078,972/22,897,070.78
6. Step 6: Final answer
   x = 17,171,913.99