Finding the Fourth Proportional to 12,093,076.53, 18,139,502.09 and 4,902,901.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093,076.53 : 18,139,502.09 = 4,902,901.34 : x
2. Step 2: Convert to fraction form
   12,093,076.53/18,139,502.09 = 4,902,901.34/x
3. Step 3: Cross multiply
   12,093,076.53x = 18,139,502.09 × 4,902,901.34
4. Step 4: Simplify right side
   12,093,076.53x = 88,936,188,988,781.78
5. Step 5: Solve for x
   x = 88,936,188,988,781.78/12,093,076.53
6. Step 6: Final answer
   x = 7,354,306.31