Finding the Fourth Proportional to 8,604,086.72, 12,906,486.16 and 2,538,818.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,604,086.72 : 12,906,486.16 = 2,538,818.40 : x
2. Step 2: Convert to fraction form
   8,604,086.72/12,906,486.16 = 2,538,818.40/x
3. Step 3: Cross multiply
   8,604,086.72x = 12,906,486.16 × 2,538,818.40
4. Step 4: Simplify right side
   8,604,086.72x = 32,767,224,542,353.34
5. Step 5: Solve for x
   x = 32,767,224,542,353.34/8,604,086.72
6. Step 6: Final answer
   x = 3,808,332.67