Finding the Fourth Proportional to 22,526,591.94, 31,087,308.96 and 12,738,500.64

Step by Step Solution

1. Step 1: Write the proportion equation
   22,526,591.94 : 31,087,308.96 = 12,738,500.64 : x
2. Step 2: Convert to fraction form
   22,526,591.94/31,087,308.96 = 12,738,500.64/x
3. Step 3: Cross multiply
   22,526,591.94x = 31,087,308.96 × 12,738,500.64
4. Step 4: Simplify right side
   22,526,591.94x = 396,005,705,082,837.75
5. Step 5: Solve for x
   x = 396,005,705,082,837.75/22,526,591.94
6. Step 6: Final answer
   x = 17,579,477.01