Finding the Fourth Proportional to 10,720,174.80, 16,076,806.72 and 3,529,996.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,720,174.80 : 16,076,806.72 = 3,529,996.88 : x
2. Step 2: Convert to fraction form
   10,720,174.80/16,076,806.72 = 3,529,996.88/x
3. Step 3: Cross multiply
   10,720,174.80x = 16,076,806.72 × 3,529,996.88
4. Step 4: Simplify right side
   10,720,174.80x = 56,751,077,561,963.03
5. Step 5: Solve for x
   x = 56,751,077,561,963.03/10,720,174.80
6. Step 6: Final answer
   x = 5,293,857.48