Finding the Fourth Proportional to 9,490,499.78, 14,238,177.24 and 2,758,913.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,490,499.78 : 14,238,177.24 = 2,758,913.78 : x
2. Step 2: Convert to fraction form
   9,490,499.78/14,238,177.24 = 2,758,913.78/x
3. Step 3: Cross multiply
   9,490,499.78x = 14,238,177.24 × 2,758,913.78
4. Step 4: Simplify right side
   9,490,499.78x = 39,281,903,389,518.37
5. Step 5: Solve for x
   x = 39,281,903,389,518.37/9,490,499.78
6. Step 6: Final answer
   x = 4,139,076.37