Finding the Fourth Proportional to 12,249,490.14, 18,374,236.02 and 5,061,209.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,249,490.14 : 18,374,236.02 = 5,061,209.31 : x
2. Step 2: Convert to fraction form
   12,249,490.14/18,374,236.02 = 5,061,209.31/x
3. Step 3: Cross multiply
   12,249,490.14x = 18,374,236.02 × 5,061,209.31
4. Step 4: Simplify right side
   12,249,490.14x = 92,995,854,408,561.34
5. Step 5: Solve for x
   x = 92,995,854,408,561.34/12,249,490.14
6. Step 6: Final answer
   x = 7,591,814.30