Finding the Fourth Proportional to 11,012,810.58, 16,519,541.49 and 5,256,150.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,012,810.58 : 16,519,541.49 = 5,256,150.71 : x
2. Step 2: Convert to fraction form
   11,012,810.58/16,519,541.49 = 5,256,150.71/x
3. Step 3: Cross multiply
   11,012,810.58x = 16,519,541.49 × 5,256,150.71
4. Step 4: Simplify right side
   11,012,810.58x = 86,829,199,648,940.25
5. Step 5: Solve for x
   x = 86,829,199,648,940.25/11,012,810.58
6. Step 6: Final answer
   x = 7,884,381.47