Finding the Fourth Proportional to 8,126,885.99, 12,190,204.78 and 1,978,925.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,126,885.99 : 12,190,204.78 = 1,978,925.15 : x
2. Step 2: Convert to fraction form
   8,126,885.99/12,190,204.78 = 1,978,925.15/x
3. Step 3: Cross multiply
   8,126,885.99x = 12,190,204.78 × 1,978,925.15
4. Step 4: Simplify right side
   8,126,885.99x = 24,123,502,756,893.88
5. Step 5: Solve for x
   x = 24,123,502,756,893.88/8,126,885.99
6. Step 6: Final answer
   x = 2,968,357.47