Finding the Fourth Proportional to 22,687,514.88, 31,309,143.78 and 12,374,237.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,687,514.88 : 31,309,143.78 = 12,374,237.94 : x
2. Step 2: Convert to fraction form
   22,687,514.88/31,309,143.78 = 12,374,237.94/x
3. Step 3: Cross multiply
   22,687,514.88x = 31,309,143.78 × 12,374,237.94
4. Step 4: Simplify right side
   22,687,514.88x = 387,426,794,831,391
5. Step 5: Solve for x
   x = 387,426,794,831,391/22,687,514.88
6. Step 6: Final answer
   x = 17,076,651.93