Finding the Fourth Proportional to 11,209,412.43, 16,752,700.72 and 8,183,150.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,209,412.43 : 16,752,700.72 = 8,183,150.91 : x
2. Step 2: Convert to fraction form
   11,209,412.43/16,752,700.72 = 8,183,150.91/x
3. Step 3: Cross multiply
   11,209,412.43x = 16,752,700.72 × 8,183,150.91
4. Step 4: Simplify right side
   11,209,412.43x = 137,089,878,141,825.66
5. Step 5: Solve for x
   x = 137,089,878,141,825.66/11,209,412.43
6. Step 6: Final answer
   x = 12,229,889.75