Finding the Fourth Proportional to 10,269,899.64, 14,172,635.71 and 5,623,610.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,269,899.64 : 14,172,635.71 = 5,623,610.61 : x
2. Step 2: Convert to fraction form
   10,269,899.64/14,172,635.71 = 5,623,610.61/x
3. Step 3: Cross multiply
   10,269,899.64x = 14,172,635.71 × 5,623,610.61
4. Step 4: Simplify right side
   10,269,899.64x = 79,701,384,550,420.89
5. Step 5: Solve for x
   x = 79,701,384,550,420.89/10,269,899.64
6. Step 6: Final answer
   x = 7,760,678.03