Finding the Fourth Proportional to 12,076,632.34, 16,665,615.48 and 8,992,947.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,076,632.34 : 16,665,615.48 = 8,992,947.76 : x
2. Step 2: Convert to fraction form
   12,076,632.34/16,665,615.48 = 8,992,947.76/x
3. Step 3: Cross multiply
   12,076,632.34x = 16,665,615.48 × 8,992,947.76
4. Step 4: Simplify right side
   12,076,632.34x = 149,873,009,399,887.31
5. Step 5: Solve for x
   x = 149,873,009,399,887.31/12,076,632.34
6. Step 6: Final answer
   x = 12,410,165.78