Finding the Fourth Proportional to 11,012,747.99, 16,519,447.88 and 5,256,088.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,012,747.99 : 16,519,447.88 = 5,256,088.25 : x
2. Step 2: Convert to fraction form
   11,012,747.99/16,519,447.88 = 5,256,088.25/x
3. Step 3: Cross multiply
   11,012,747.99x = 16,519,447.88 × 5,256,088.25
4. Step 4: Simplify right side
   11,012,747.99x = 86,827,675,898,555.42
5. Step 5: Solve for x
   x = 86,827,675,898,555.42/11,012,747.99
6. Step 6: Final answer
   x = 7,884,287.92